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People > Visiting Postdocs > Curriculum Vita
Toba, Yoshiki
Visiting Postdoc Fellow (Kyoto University)
photo of Toba, Yoshiki
Email: toba_replace2@_asiaa.sinica.edu.tw

Education and Positions

  • JSPS fellow, ASIAA/Kyoto University (2018~present)
  • Visiting Research Fellow, Ehime University (2017~present)
  • Postdoc, ASIAA (2016~2018)
  • Postdoc, Research Center for Space and Cosmic Evolution (RCSCE), Ehime University (2014~2016)
  • Ph.D in Astronomy, The Graduate University for Advanced Studies (SOKENDAI) (2009~2014)

Research Interests

Active Galactic Nuclei (AGNs), Dust torus of AGNs, Co-evolution of galaxies and supermassive black holes, Dust Obscured Galaxies (DOGs)

Journal Papers affiliated with ASIAA

  1. Aihara H; Alsayyad Y; Ando M; Armstrong R; Bosch J; Egami E; Furusawa H; Furusawa J; Harasawa S; Harikane Y; Hsieh B-C; Ikeda H; Ito K; Iwata I; Kodama T; Koike M; Kokubo M; Komiyama Y; Li X; Liang Y; Lin Y-T; Lupton RH; Lust NB; Macarthur LA; Mawatari K; Mineo S; Miyatake H; Miyazaki S; More S; Morishima T; Murayama H; Nakajima K; Nakata F; Nishizawa AJ; Oguri M; Okabe N; Okura Y; Ono Y; Osato K; Ouchi M; Pan Y-C; Plazas Malagón AA; Price PA; Reed SL; Rykoff ES; Shibuya T; Simunovic M; Strauss MA; Sugimori K; Suto Y; Suzuki N; Takada M; Takagi Y; Takata T; Takita S; Tanaka M; Tang S; Taranu DS; Terai T; Toba Y; Turner EL; Uchiyama H; Vijarnwannaluk B; Waters CZ; Yamada Y; Yamamoto N; Yamashita T, "Third Data Release of the Hyper Suprime-Cam Subaru Strategic Program" , PASJ: 74(2), 247-272, April, 2022 [SCI] ( ADS | Fulltext )
  2. Brusa M; Urrutia T; Toba Y; Buchner J; Li JY; Liu T; Perna M; Salvato M; Merloni A; Musiimenta B; Nandra K; Wolf J; Arcodia R; Dwelly T; Georgakakis A; Goulding A; Matsuoka Y; Nagao T; Schramm M; Silverman JD; Terashima Y, "The eROSITA Final Equatorial-Depth Survey (eFEDS). The first archetypal quasar in the feedback phase discovered by eROSITA" , A&A: 661, A9 (11pp), May, 2022 [SCI] ( ADS | Fulltext )
  3. Komugi S; Toba Y; Matsuoka Y; Saito T; Yamashita T, "Detection of Extended Millimeter Emission in the Host Galaxy of 3C 273 and Its Implications for QSO Feedback via High Dynamic Range ALMA Imaging" , ApJ: 930(1), id.3 (7pp), May, 2022 [SCI] ( ADS | Fulltext )
  4. Li J; Silverman JD; Izumi T; He W; Akiyama M; Inayoshi K; Matsuoka Y; Onoue M; Toba Y, "On the Connection between Supermassive Black Holes and Galaxy Growth in the Reionization Epoch" , ApJL: 931(1), id.L11 (7pp), May, 2022 [SCI] ( ADS | Fulltext )
  5. Liu T; Buchner J; Nandra K; Merloni A; Dwelly T; Sanders JS; Salvato M; Arcodia R; Brusa M; Wolf J; Georgakakis A; Boller T; Krumpe M; Lamer G; Waddell S; Urrutia T; Schwope A; Robrade J; Wilms J; Dauser T; Comparat J; Toba Y; Ichikawa K; Iwasawa K; Shen Y; Medel HI, "The eROSITA Final Equatorial-Depth Survey (eFEDS). The AGN catalog and its X-ray spectral properties" , A&A: 661, id.A5 (26pp), May, 2022 [SCI] ( ADS | Fulltext )
  6. Misato R; Toba Y; Ota N; Yamamoto N; Kodama T; Okabe N; Oguri M; Mitsuishi I, "Do blue galaxy-clusters have hot intracluster gas?" , PASJ: 74(2), 398-406, April, 2022 [SCI] ( ADS | Fulltext )
  7. Pearson WJ; Suelves LE; Ho SCC; Oi N; Brough S; Holwerda BW; Hopkins AM; Huang TC; Hwang HS; Kelvin LS; Kim SJ; López-Sánchez ÑR; Małek K; Pearson C; Poliszczuk A; Pollo A; Rodriguez-Gomez V; Shim H; Toba Y; Wang L, "North Ecliptic Pole merging galaxy catalogue" , A&A: 661, id.A52 (26pp), May, 2022 [SCI] ( ADS | Fulltext )
  8. Pouliasis E; Georgantopoulos I; Ruiz A; Gilli R; Koulouridis E; Akiyama M; Ueda Y; Chiappetti L; Garrel C; Horellou C; Nagao T; Paltani S; Pierre M; Toba Y; Vignali C, "XXL-HSC: An updated catalogue of high-redshift (z ≥ 3.5) X-ray AGN in the XMM-XXL northern field. Constraints on the bright end of the soft log N-log S" , A&A: 658, A175 (16pp), Feb, 2022 [SCI] ( ADS | Fulltext )
  9. Salvato M; Wolf J; Dwelly T; Georgakakis A; Brusa M; Merloni A; Liu T; Toba Y; Nandra K; Lamer G; Buchner J; Schneider C; Freund S; Rau A; Schwope A; Nishizawa A; Klein M; Arcodia R; Comparat J; Musiimenta B; Nagao T; Brunner H; Malyali A; Finoguenov A; Anderson S; Shen Y; Ibarra-Medel H; Trump J; Brandt WN; Urry CM; Rivera C; Krumpe M; Urrutia T; Miyaji T; Ichikawa K; Schneider DP; Fresco A; Boller T; Haase J; Brownstein J; Lane RR; Bizyaev D; Nitschelm C, "The eROSITA Final Equatorial-Depth Survey (eFEDS). Identification and characterization of the counterparts to point-like sources" , A&A: 661, id.A3 (32pp), May, 2022 [SCI] ( ADS | Fulltext )
  10. Shibuya T; Miura N; Iwadate K; Fujimoto S; Harikane Y; Toba Y; Umayahara T; Ito Y, "Galaxy morphologies revealed with Subaru HSC and super-resolution techniques. I. Major merger fractions of LUV 3-15 L*UV dropout galaxies at z 4-7" , PASJ: 74(1), 73-91, Feb, 2022 [SCI] ( ADS | Fulltext )
  11. Shim H; Lee D; Kim Y; Scott D; Serjeant S; Ao Y; Barrufet L; Chapman SC; Clements DL; Conselice CJ; Goto T; Greve TR; Hwang HS; Im M; Jeong W-S; Kim HK; Kim M; Kim SJ; Kong AKH; Koprowski MP; Malkan MA; Michałowski MJ; Pearson C; Seo H; Takagi T; Toba Y; White GJ; Woo J-H, "Multiwavelength properties of 850-μm selected sources from the North Ecliptic Pole SCUBA-2 survey" , MNRAS: 514(2), 2915-2935, Aug, 2022 [SCI] ( ADS | Fulltext )
  12. Shimakawa R; Tanaka M; Bottrell C; Wu P-F; Chang Y-Y; Toba Y; Ali S, "Passive spiral galaxies deeply captured by Subaru Hyper Suprime-Cam" , PASJ: 74(3), 612-624, June, 2022 [SCI] ( ADS | Fulltext )
  13. Tanaka TS; Shimakawa R; Shimasaku K; Toba Y; Kashikawa N; Tanaka M; Inoue AK, "Where's Swimmy?: Mining unique color features buried in galaxies by deep anomaly detection using Subaru Hyper Suprime-Cam data" , PASJ: 74(1), 1-23, Feb, 2022 [SCI] ( ADS | Fulltext )
  14. Toba Y; Liu T; Urrutia T; Salvato M; Li J; Ueda Y; Brusa M; Yutani N; Wada K; Nishizawa AJ; Buchner J; Nagao T; Merloni A; Akiyama M; Arcodia R; Hsieh B-C; Ichikawa K; Imanishi M; Inoue KT; Kawaguchi T; Lamer G; Nandra K; Silverman JD; Terashima Y, "The eROSITA Final Equatorial-Depth Survey (eFEDS): A multiwavelength view of WISE mid-infrared galaxies/active galactic nuclei" , A&A: 661, id.A15 (18pp), May, 2022 [SCI] ( ADS | Fulltext )
  15. Uchiyama H; Yamashita T; Toshikawa J; Kashikawa N; Ichikawa K; Kubo M; Ito K; Kawakatu N; Nagao T; Toba Y; Ono Y; Harikane Y; Imanishi M; Kajisawa M; Lee C-H; Liang Y, "A Wide and Deep Exploration of Radio Galaxies with Subaru HSC (WERGS). VI. Distant Filamentary Structures Pointed Out by High-z Radio Galaxies at z 4" , ApJ: 926(1), id.76 (16pp), Feb, 2022 [SCI] ( ADS | Fulltext )
  16. Chen BH; Goto T; Kim SJ; Wang TW; Santos DJD; Ho SCC; Hashimoto T; Poliszczuk A; Pollo A; Trippe S; Miyaji T; Toba Y; Malkan M; Serjeant S; Pearson C; Hwang HS; Kim E; Shim H; Lu TY; Hsiao Y-Y; Huang T-C; Herrera-Endoqui M; Bravo-Navarro B; Matsuhara H, "An active galactic nucleus recognition model based on deep neural network" , MNRAS: 501(3), 3951-3961, Mar, 2021 [SCI] ( ADS | Fulltext )
  17. Dudzevičiūtė U; Smail I; Swinbank AM; Lim CF; Wang WH; Simpson JM; Ao Y; Chapman SC; Chen CC; Clements D; Dannerbauer H; Ho LC; Hwang HS; Koprowski M; Lee CH; Scott D; Shim H; Shirley R; Toba Y, "Tracing the evolution of dust-obscured activity using sub-millimetre galaxy populations from STUDIES and AS2UDS" , MNRAS: 500(1), 942-961, Jan, 2021 [SCI] ( ADS | Fulltext )
  18. Greenwell C; Gandhi P; Stern D; Boorman P; Toba Y; Lansbury G; Mainieri V; Desira C, "A candidate Optically Quiescent Quasar lacking narrow emission lines" , MNRAS: 503(1), L80-L84, May, 2021 [SCI] ( ADS | Fulltext )
  19. Ho SCC; Goto T; Oi N; Kim SJ; Malkan MA; Pollo A; Hashimoto T; Toba Y; Kim HK; Hwang HS; Shim H; Huang T-C; Kim E; Wang T-W; Santos DJD; Matsuhara H, "Photometric redshifts in the North Ecliptic Pole Wide field based on a deep optical survey with Hyper Suprime-Cam" , MNRAS: 502(1), 140-156, Mar, 2021 [SCI] ( ADS | Fulltext )
  20. Huang T-C; Matsuhara H; Goto T; Santos DJD; Ho SC-C; Kim SJ; Hashimoto T; Ikeda H; Oi N; Malkan MA; Pearson WJ; Pollo A; Serjeant S; Shim H; Miyaji T; Hwang HS; Durkalec A; Poliszczuk A; Greve TR; Pearson C; Toba Y; Lee D; Kim HK; Toft S; Jeong W-S; Enokidani U, "Optically detected galaxy cluster candidates in the AKARI North Ecliptic Pole field based on photometric redshift from the Subaru Hyper Suprime-Cam" , MNRAS: 506(4), 6063-6080, Oct, 2021 [SCI] ( ADS | Fulltext )
  21. Hwang Y-H; Wang W-H; Chang Y-Y; Lim C-F; Chen C-C; Gao Z-K; Dunlop JS; Gao Y; Ho LC.; Hwang HS; Koprowski M; Michałowski MJ.; Peng Y; Shim H; Simpson JM; Toba Y, "Revisiting the Color-Color Selection: Submillimeter and AGN Properties of NUV-r-J Selected Quiescent Galaxies" , ApJ: 931(1), id.6 (19pp), May, 2021 [SCI] ( ADS | Fulltext )
  22. Ichikawa K; Yamashita T; Toba Y; Nagao T; Inayoshi K; Charisi M; He W; Wagner AY; Akiyama M; Vijarnwannaluk B; Chen X; Kajisawa M; Kawamuro T; Lee C-H; Matsuoka Y; Schramm M; Suh H; Tanaka M; Uchiyama H; Ueda Y; Pflugradt J; Fukuchi H, "A Wide and Deep Exploration of Radio Galaxies with Subaru HSC (WERGS). IV. Rapidly Growing (Super-)Massive Black Holes in Extremely Radio-Loud Galaxies" , ApJ: 921(1), id.51(15pp), Nov, 2021 [SCI] ( ADS | Fulltext )
  23. Izumi T; Matsuoka Y; Fujimoto S; Onoue M; Strauss MA; Umehata H; Imanishi M; Kohno K; Kawaguchi T; Kawamuro T; Baba S; Nagao T; Toba Y; Inayoshi K; Silverman JD; Inoue AK; Ikarashi S; Iwasawa K; Kashikawa N; Hashimoto T; Nakanishi K; Ueda Y; Schramm M; Lee C-H; Suh H, "Subaru High-z Exploration of Low-luminosity Quasars (SHELLQs). XIII. Large-scale Feedback and Star Formation in a Low-luminosity Quasar at z = 7.07 on the Local Black Hole to Host Mass Relation" , ApJ: 914(1), id.36 (17pp), Jun, 2021 [SCI] ( ADS | Fulltext )
  24. Izumi T; Onoue M; Matsuoka Y; Strauss MA; Fujimoto S; Umehata H; Imanishi M; Kawamuro T; Nagao T; Toba Y; Kohno K; Kashikawa N; Inayoshi K; Kawaguchi T; Iwasawa K; Inoue AK; Goto T; Baba S; Schramm M; Suh H; Harikane Y; Ueda Y; Silverman JD; Hashimoto T; Hashimoto Y; Ikarashi S; Iono D; Lee C-H; Lee K; Minezaki T; Nakanishi K; Nakano S; Tamura Y; Tang J-J, "Subaru High-z Exploration of Low-luminosity Quasars (SHELLQs). XII. Extended [C II] Structure (Merger or Outflow) in a z = 6.72 Red Quasar" , ApJ: 908(2), id.235 (10pp), Feb, 2021 [SCI] ( ADS | Fulltext )
  25. Kim E; Hwang HS; Jeong W-S; Kim SJ; Burgarella D; Goto T; Hashimoto T; Jo Y-S; Lee JC; Malkan M; Pearson C; Shim H; Toba Y; Ho SC-C; Santos DJ; Ikeda H; Kim HK; Miyaji T; Matsuhara H; Oi N; Takagi T; Wang T-W, "The evolution of merger fraction of galaxies at z < 0.6 depending on the star formation mode in the AKARI NEP-Wide Field" , MNRAS: 507(3), 3113-3124, Nov, 2021 [SCI] ( ADS | Fulltext )
  26. Kim SJ; Oi N; Goto T; Ikeda H; Ho SCC; Shim H; Toba Y; Hwang HS; Hashimoto T; Barrufet L; Malkan M; Kim HK; Huang T-C; Matsuhara H; Miyaji T; Pearson C; Serjeant S; Santos DJD; Kim E; Pollo A; Jeong W-S; Wang T-W; Momose R; Takagi T, "Identification of AKARI infrared sources by the Deep HSC Optical Survey: construction of a new band-merged catalogue in the North Ecliptic Pole Wide field" , MNRAS: 500(3), 4078-4094, Jan, 2021 [SCI] ( ADS | Fulltext )
  27. Li J; Silverman JD; Ding X; Strauss MA; Goulding A; Birrer S; Yesuf HM; Xue Y; Kawinwanichakij L; Matsuoka Y; Toba Y; Nagao T; Schramm M; Inayoshi K, "The Sizes of Quasar Host Galaxies in the Hyper Suprime-Cam Subaru Strategic Program" , ApJ: 918(1), id.22 (25 pp), Sep, 2021 [SCI] ( ADS | Fulltext )
  28. Li J; Silverman JD; Ding X; Strauss MA; Goulding A; Schramm M; Yesuf HM; Sun M; Xue Y; Birrer S; Shi J; Toba Y; Nagao T; Imanishi M, "Synchronized Coevolution between Supermassive Black Holes and Galaxies over the Last Seven Billion Years as Revealed by Hyper Suprime-Cam" , ApJ: 922(2), id.142 (12pp), Dec, 2021 [SCI] ( ADS | Fulltext )
  29. Oi N; Goto T; Matsuhara H; Utsumi Y; Momose R; Toba Y; Malkan M; Takagi T; Huang T-C; Kim SJ; Ohyama Y, "Subaru/HSC deep optical imaging of infrared sources in the AKARI North Ecliptic Pole-Wide field" , MNRAS: 500(4), 5024-5042, Jan, 2021 [SCI] ( ADS | Fulltext )
  30. Onoue M; Matsuoka Y; Kashikawa N; Strauss MA; Iwasawa K; Izumi T; Nagao T; Asami N; Fujimoto S; Harikane Y; Hashimoto T; Imanishi M; Lee C-H; Shibuya T; Toba Y, "Subaru High-z Exploration of Low-luminosity Quasars (SHELLQs). XIV. A Candidate Type II Quasar at z = 6.1292" , ApJ: 919(1), id.61 (11pp), Sep, 2021 [SCI] ( ADS | Fulltext )
  31. Poliszczuk, Artem; Pollo, Agnieszka; Małk, Katarzyna; Durkalec, Anna; Pearson, William J; Goto, Tomotsugu; Jin Kim, Seong; Malkan, Matthew; Oi, Nagisa; Ho, Simon C -C; Shim, Hyunjin; Pearson, Chris; Seong Hwang, Ho; Toba Y; Kim, Eunbi, "Active galactic nuclei catalog from the AKARI NEP-Wide field" , A&A: 651, A108 (17pp), Jul, 2021 [SCI] ( ADS | Fulltext )
  32. Santos DJD; Goto T; Kim SJ; Wang T-W; Ho SC-C; Hashimoto T; Huang T-C; Lu T-Y; On AYL; Wong Y-HV; Hsiao TY-Y; Pollo A; Malkan MA; Miyaji T; Toba Y; Kilerci-Eser E; Małek K; Hwang HS; Jeong W-S; Shim H; Pearson C; Poliszczuk A; Chen BH, "Environmental Effects on AGN activity via Extinction-free Mid-Infrared Census" , MNRAS: 507(2), 3070-3088, Oct, 2021 [SCI] ( ADS | Fulltext )
  33. Setoguchi K; Ueda Y; Toba Y; Akiyama M, "Black Hole and Galaxy Coevolution in Moderately Luminous Active Galactic Nuclei at z ∼ 1.4 in SXDF" , ApJ: 909(2), id.188 (6pp), Mar, 2021 [SCI] ( ADS | Fulltext )
  34. Tang S; Silverman JD; Ding X; Li J; Lee K-G; Strauss MA; Goulding A; Schramm M; Kawinwanichakij L; Xavier Prochaska J; Hennawi JF; Imanishi M; Iwasawa K; Toba Y; Kayo I; Oguri M; Matsuoka Y; Onoue M; Jahnke K; Ichikawa K; Hartwig T; Kashikawa N; Kawaguchi T; Kohno K; Matsuda Y; Nagao T; Ono Y; Ouchi M; Shimasaku K; Suh H; Suzuki N; Taniguchi Y; Ueda Y; Yasuda N, "Optical Spectroscopy of Dual Quasar Candidates from the Subaru HSC-SSP program" , ApJ: 922 (1), id.83 (30pp), Nov, 2021 [SCI] ( ADS | Fulltext )
  35. Toba Y; Brusa M; Liu T; Buchner J; Terashima Y; Urrutia T; Salvato M; Akiyama M; Arcodia R; Goulding AD; Higuchi Y; Inoue KT; Kawaguchi T; Lamer G; Merloni A; Nagao T; Ueda Y; Nandra K, "The eROSITA Final Equatorial-Depth Survey (eFEDS). An X-ray-bright, extremely luminous infrared galaxy at z = 1.87" , A&A: 649, id.L11 (9pp), May, 2021 [SCI] ( ADS | Fulltext )
  36. Toba Y; Ueda Y; Gandhi P; Ricci C; Burgarella D; Buat V; Nagao T; Oyabu S; Matsuhara H; Hsieh B-C, "How Does the Polar Dust Affect the Correlation between Dust Covering Factor and Eddington Ratio in Type 1 Quasars Selected from the Sloan Digital Sky Survey Data Release 16?" , ApJ: 912(2), id.91 (15pp), May, 2021 [SCI] ( ADS | Fulltext )
  37. Tsuchikawa T; Kaneda H; Oyabu S; Kokusho T; Kobayashi H; Yamagishi M; Toba Y, "A systematic study of silicate absorption features in heavily obscured AGNs observed by Spitzer/IRS" , A&A: 651, id.A117(21pp), Jul, 2021 [SCI] ( ADS | Fulltext )
  38. Yamada S; Ueda Y; Tanimoto A; Imanishi M; Toba Y; Ricci C; Privon GC, "Comprehensive Broadband X-Ray and Multiwavelength Study of Active Galactic Nuclei in 57 Local Luminous and Ultraluminous Infrared Galaxies Observed with NuSTAR and/or Swift/BAT" , ApJS: 257(2), id.61, Dec, 2021 [SCI] ( ADS | Fulltext )
  39. Barrufet L; Pearson C; Serjeant S; ...; Toba Y; et al., "A high redshift population of galaxies at the North Ecliptic Pole. Unveiling the main sequence of dusty galaxies" , A&A: 641, id.A129 (16pp.), Sep, 2020 [SCI] ( ADS | Fulltext )
  40. Chen X; Akiyama M; Ichikawa K; ...; Toba Y; ...; Abdurro'uf; et al., "Tracing the Coevolution Path of Supermassive Black Holes and Spheroids with AKARI-selected Ultraluminous IR Galaxies at Intermediate Redshifts" , ApJ: 900(1), id.51 (28pp.), Sep, 2020 [SCI] ( ADS | Fulltext )
  41. Chen X; Ichikawa K; Noda H; ...; Toba Y; et al., "NuSTAR Non-detection of a Faint Active Galactic Nucleus in an Ultraluminous Infrared Galaxy with Kpc-scale Fast Wind" , ApJ: 905(1), id.L2 (6pp), Dec, 2020 [SCI] ( ADS | Fulltext )
  42. Huang T-C; Matsuhara H; Goto T; ...; Toba Y; et al., "CFHT MegaPrime/MegaCam u-band source catalogue of the AKARI North Ecliptic Pole Wide field" , MNRAS: 498(1), 609-620, Aug, 2020 [SCI] ( ADS | Fulltext )
  43. Ishimoto R; Kashikawa N; Onoue M; ...; Toba Y; et al., "Subaru High-z Exploration of Low-luminosity Quasars (SHELLQs). XI. Proximity Zone Analysis for Faint Quasar Spectra at z ∼ 6" , ApJ: 903(1), id.60 (11pp.), Nov, 2020 [SCI] ( ADS | Fulltext )
  44. Ishino T; Matsuoka Y; Koyama S; ...; Toba Y; et al., "Subaru Hyper Suprime-Cam view of quasar host galaxies at z < 1" , PASJ: 72(5), id.83, Oct, 2020 [SCI] ( ADS | Fulltext )
  45. Lim C-F; Chen C-C; Smail I; Wang W-H; Tee W-L; Lin Y-T; ...; Toba Y; Chang Y-Y; ...; Simpson JM, "SCUBA-2 Ultra Deep Imaging EAO Survey (STUDIES). IV. Spatial Clustering and Halo Masses of Submillimeter Galaxies" , ApJ: 895(2), id.104 (18pp.), Jun, 2020 [SCI] ( ADS | Fulltext )
  46. Lim C-F; Wang W-H; ...; Chen C-C; Chang Y-Y; Simpson JM; Toba Y; et al., "SCUBA-2 Ultra Deep Imaging EAO Survey (Studies). III. Multiwavelength Properties, Luminosity Functions, and Preliminary Source Catalog of 450 μm Selected Galaxies" , ApJ: 889(2), id.80 (33pp.), Feb, 2020 [SCI] ( ADS | Fulltext )
  47. Millard JS; Eales SA; Smith MWL; ...; Simpson JM; ...; Toba Y, "S2COSMOS: Evolution of Gas Mass with Redshift Using Dust Emission" , MNRAS: 494(1), 293-315, Mar, 2020 [SCI] ( ADS | Fulltext )
  48. Niida M; Nagao T; Ikeda H; ...; Toba Y; et al., "The Faint End of the Quasar Luminosity Function at z ∼ 5 from the Subaru Hyper Suprime-Cam Survey" , ApJ: 904(2), id.89 (14pp), Dec, 2020 [SCI] ( ADS | Fulltext )
  49. Shim H; Kim Y; Lee D; ...; Toba Y; et al., "NEPSC2, the North Ecliptic Pole SCUBA-2 survey: 850-μm map and catalogue of 850-μm-selected sources over 2 deg2" , MNRAS: 498(4), 5065-5079, Aug, 2020 [SCI] ( ADS | Fulltext )
  50. Shirasaki Y; Akiyama M; Toba Y; et al., "Properties of the environment around active galactic nucleus / luminous galaxy pairs through the HSC wide survey" , PASJ: 72(4), id.60 (46pp.), Aug, 2020 [SCI] ( ADS | Fulltext )
  51. Toba Y; Goto T; Oi N; ...; Hsieh BC; ...; Ohyama Y; et al., "Search for Optically Dark Infrared Galaxies without Counterparts of Subaru Hyper Suprime-Cam in the AKARI North Ecliptic Pole Wide Survey Field" , ApJ: 899(1), id.35 (17pp.), Aug, 2020 [SCI] ( ADS | Fulltext )
  52. Toba Y; Wang W-H; Nagao T; ...; Lim C-F; Chang Y-Y; et al., "SOFIA/HAWC+ View of an Extremely Luminous Infrared Galaxy: WISE 1013+6112" , ApJ: 889(2), id.76 (9 pp.), Feb, 2020 [SCI] ( ADS | Fulltext )
  53. Toba Y; Yamada S; Ueda Y; ...; Wang W-H; et al., "NuSTAR Discovery of a Compton-thick, Dust-obscured Galaxy: WISE J0825+3002" , ApJ: 888(1), id. 8 (8 pp.), Jan, 2020 [SCI] ( ADS | Fulltext )
  54. Yamashita T; Nagao T; Ikeda H; Toba Y; et al., "A Wide and Deep Exploration of Radio Galaxies with Subaru HSC (WERGS). III. Discovery of a z = 4.72 Radio Galaxy with the Lyman Break Technique" , AJ: 160(2), id.60 (10pp.), Aug, 2020 [SCI] ( ADS | Fulltext )
  55. Chen X; Akiyama M; Noda H; Abdurrouf; Toba Y; et al., "Discovery of a strong ionized-gas outflow in an AKARI-selected Ultra-luminous Infrared Galaxy at z = 0.5" , PASJ: 71(2), id. 29 (20 pp.), Apr, 2019 [SCI] ( ADS | Fulltext )
  56. Goto T; Oi N; Utsumi Y; ...; ...; Toba Y; Ohyama Y; al., "Infrared luminosity functions based on 18 mid-infrared bands: revealing cosmic star formation history with AKARI and Hyper Suprime-Cam*" , PASJ: 71(2), id. 30 (10 pp.), Apr, 2019 [SCI] ( ADS | Fulltext )
  57. Halevi G; Goulding A; Greene J; ...; Toba Y, "HSC-XD 52: An X-Ray Detected AGN in a Low-mass Galaxy at z ∼ 0.56" , ApJL: 885(1), id. L3 (6 pp.), Nov, 2019 [SCI] ( ADS | Fulltext )
  58. Ichikawa K; Kawamuro T; Shidatsu M; ...; Toba Y; et al., "NuSTAR Discovery of Dead Quasar Engine in Arp 187" , ApJL: 883(1), id. L13 (5 pp.), Sep, 2019 [SCI] ( ADS | Fulltext )
  59. Ichikawa K; Ueda J; Bae H-J; ...; Toba Y; et al., "Discovery of Dying Active Galactic Nucleus in Arp 187: Experience of Drastic Luminosity Decline within 10^4 yr" , ApJ: 870(2), id. 65 (12 pp.), Jan, 2019 [SCI] ( ADS | Fulltext )
  60. Izumi T; Onoue M; Matsuoka Y; ...; Toba, Y; et al., "Subaru High-z Exploration of Low-Luminosity Quasars (SHELLQs). VIII. A less biased view of the early co-evolution of black holes and host galaxies" , PASJ: 71(6), id.111 ( 21 pp.), Dec, 2019 [SCI] ( ADS | Fulltext )
  61. Matsuoka Y; Onoue M; Kashikawa N; ...; Tang JJ; Toba Y; Wang SY; et al., "Discovery of the First Low-luminosity Quasar at z > 7" , ApJL: 872(1), id. L2 (6 pp.), Feb, 2019 [SCI] ( ADS | Fulltext )
  62. Miyaji T; Herrera-Endoqui M; Krumpe M; ...; Toba Y; et al., "Torus Constraints in ANEPD-CXO245: A Compton-thick AGN with Double-peaked Narrow Lines" , ApJL: 884(1), L10 (6 pp.), Oct, 2019 [SCI] ( ADS | Fulltext )
  63. Noboriguchi A; Nagao T; Toba Y; ...; Chang YY; et al., "Optical Properties of Infrared-bright Dust-obscured Galaxies Viewed with Subaru Hyper Suprime-Cam" , ApJ: 876(2), id.132 (18 pp.), May, 2019 [SCI] ( ADS | Fulltext )
  64. Onoue M; Kashikawa N; Matsuoka Y; ...; Toba Y, "Subaru High-z Exploration of Low-luminosity Quasars (SHELLQs). VI. Black Hole Mass Measurements of Six Quasars at 6.1 ≤ z ≤ 6.7" , ApJ: 880(2), id. 77 (15 pp.), Aug, 2019 [SCI] ( ADS | Fulltext )
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