Radioactively Powered Emission from Black Hole-Neutron Star Mergers

Masaomi Tanaka, Kenta Hotokezaka, Koutarou Kyutoku +4

Superluminous transients at AGN centers from interaction between black-hole disk winds and broad-line region clouds

Takashi J. Moriya, Masaomi Tanaka, Tomoki Morokuma +1

Rapidly Evolving Transients from the Hyper Suprime-Cam SSP Transient Survey

Yusuke Tampo, Masaomi Tanaka, Keiichi Maeda +9

A rapidly declining transient discovered with Subaru/Hyper Suprime-Cam

Nozomu Tominaga, Tomoki Morokuma, Masaomi Tanaka +14

Fallback Supernovae: A Possible Origin of Peculiar Supernovae with Extremely Low Explosion Energies

Takashi Moriya, Nozomu Tominaga, Masaomi Tanaka +5

Three-Dimensional Explosion Geometry of Stripped-Envelope Core-Collapse Supernovae. II. Modelling of Polarization

Masaomi Tanaka, Keiichi Maeda, Paolo A. Mazzali +2

MASTER OT J030227.28+191754.5: an unprecedentedly energetic dwarf nova outburst

Yusuke Tampo, Taichi Kato, Keisuke Isogai +60

GRB 260310A/SN 2026fgk: Photometric and Spectroscopic Evolution of a Nearby GRB-Supernova and an Exceptionally Bright Afterglow at z=0.153

Brendan O'Connor, Malte Busmann, Xander J. Hall +24

Progenitor models of the electromagnetic transient associated with the short GRB 130603B

Kenta Hotokezaka, Koutarou Kyutoku, Masaomi Tanaka +4

Elemental Abundances in the Possible Type Ia Supernova Remnant G344.7-0.1

Hiroya Yamaguchi, Masaomi Tanaka, Keiichi Maeda +5

The Connection between Gamma-Ray Bursts and Extremely Metal-Poor Stars: Black Hole-forming Supernovae with Relativistic Jets

Nozomu Tominaga, Keiichi Maeda, Hideyuki Umeda +5

Optical Spectropolarimetry and Asphericity of Type Ic SN 2007gr

Masaomi Tanaka, Koji S. Kawabata, Keiichi Maeda +2

Opacity of the highly ionized lanthanides and the effect on the early kilonova

Smaranika Banerjee, Masaomi Tanaka, Daiji Kato +3

The Outermost Ejecta of Type Ia Supernovae

Masaomi Tanaka, Paolo A. Mazzali, Stefano Benetti +6

Calcium-rich Transient SN 2019ehk in A Star-Forming Environment: Yet Another Candidate for An Ultra-Stripped Envelope Supernova

Tatsuya Nakaoka, Keiichi Maeda, Masayuki Yamanaka +20

Broad-line type Ic Supernova SN 2014ad

D. K. Sahu, G. C. Anupama, N. K. Chakradhari +4

On the Formation of the W-shaped O II Lines in Spectra of Type I Superluminous Supernovae

Sei Saito, Masaomi Tanaka, Paolo A. Mazzali +2

Heavy element nucleosynthesis associated with a gamma-ray burst

James H. Gillanders, Eleonora Troja, Chris L. Fryer +9

Early UV/Optical Emission of The Type Ib SN 2008D

Melina C. Bersten, Masaomi Tanaka, Nozomu Tominaga +2

Rapidly Rising Transients from Subaru Hyper Suprime-Cam Transient Survey

Masaomi Tanaka, Nozomu Tominaga, Tomoki Morokuma +13

Free Neutron Ejection From Shock Breakout in Binary Neutron Star Mergers

Ayako Ishii, Toshikazu Shigeyama, Masaomi Tanaka

EP240414a: A Gamma-Ray Burst Jet Weakened by an Extended Circumstellar Material

Hamid Hamidani, Yuri Sato, Kazumi Kashiyama +3

HSC16aayt: Slowly evolving interacting transient rising for more than 100 days

Takashi J. Moriya, Masaomi Tanaka, Tomoki Morokuma +19

Linking Analytic Light Curve Models to Physical Properties of Kilonovae

Ayari Kitamura, Kyohei Kawaguchi, Masaomi Tanaka +1

The HSC-SSP Transient Survey: Implications from Early Photometry and Rise Time of Normal Type Ia Supernovae

Ji-an Jiang, Naoki Yasuda, Keiichi Maeda +9

Early-phase photometry and spectroscopy of transitional Type Ia SN 2012ht: Direct constraint on the rise time

Masayuki Yamanaka, Keiichi Maeda, Miho Kawabata +15

The First Search for Optical Transient as a Counterpart of a Month-timescale IceCube Neutrino Multiplet Event

Seiji Toshikage, Shigeo S. Kimura, Nobuhiro Shimizu +4

Systematic Opacity Calculations for Kilonovae

Masaomi Tanaka, Daiji Kato, Gediminas Gaigalas +1

3D Models for High Velocity Features in Type Ia Supernovae

Masaomi Tanaka, Paolo A. Mazzali, Keiichi Maeda +1

Searches for Population III pair-instability supernovae: Predictions for ULTIMATE-Subaru and WFIRST

Takashi J. Moriya, Kenneth C. Wong, Yusei Koyama +4

Radioactive decay products in neutron star merger ejecta: heating efficiency and $γ$-ray emission

Kenta Hotokezaka, Shinya Wanajo, Masaomi Tanaka +3

Lanthanide Features in Near-infrared Spectra of Kilonovae

Nanae Domoto, Masaomi Tanaka, Daiji Kato +3

Video Observations of Tiny Near-Earth Objects with Tomo-e Gozen

Jin Beniyama, Shigeyuki Sako, Ryou Ohsawa +20

Circumstellar Light Echo as a Possible Origin of the Polarization of Type IIP Supernovae

Takashi Nagao, Keiichi Maeda, Masaomi Tanaka

Subaru Hyper Suprime-Cam Survey for An Optical Counterpart of GW170817

Nozomu Tominaga, Masaomi Tanaka, Tomoki Morokuma +31

On the possibility of GW190425 being a black hole--neutron star binary merger

Koutarou Kyutoku, Sho Fujibayashi, Kota Hayashi +4

Synthetic spectra of energetic core-collapse supernovae and the early spectra of SN 2007bi and SN 1999as

Takashi J. Moriya, Paolo A. Mazzali, Masaomi Tanaka

Hypernovae and their Gamma-Ray Bursts Connection

Ken'ichi Nomoto, Masaomi Tanaka, Nozomu Tominaga +2

A neutron-star-driven X-ray flash associated with supernova SN 2006aj

Paolo A. Mazzali, Jinsong Deng, Ken'ichi Nomoto +6

A Type Ia Supernova Candidate at $z\sim4.3$: A Transient Interloper in the Search for $z\sim14$ Galaxies

Seiji Toshikage, Takahiro Morishita, Masaomi Tanaka +9

Unburned Material in the Ejecta of Type Ia Supernovae

Gastón Folatelli, M. M. Phillips, Nidia Morrell +17

First release of high-redshift superluminous supernovae from the Subaru HIgh-Z sUpernova CAmpaign (SHIZUCA). II. Spectroscopic properties

Chris Curtin, Jeff Cooke, Takashi J. Moriya +17

Follow-up survey for the binary black hole merger GW200224_222234 using Subaru/HSC and GTC/OSIRIS

Takayuki Ohgami, Josefa Becerra Gonzalez, Nozomu Tominaga +19

Detectability of High-Redshift Superluminous Supernovae with Upcoming Optical and Near-Infrared Surveys - II. Beyond z=6

Masaomi Tanaka, Takashi J. Moriya, Naoki Yoshida

Spectropolarimetry of the Unique Type Ib Supernova 2005bf: Larger Asymmetry Revealed by Later-Phase Data

Masaomi Tanaka, Koji S. Kawabata, Keiichi Maeda +6

Constraint on the ejecta mass for a black hole-neutron star merger event candidate S190814bv

Kyohei Kawaguchi, Masaru Shibata, Masaomi Tanaka

Multi-messenger signals of long-term core-collapse supernova simulations : synergetic observation strategies

Ko Nakamura, Shunsaku Horiuchi, Masaomi Tanaka +3

Constraints on Explosion Timescale of Core-Collapse Supernovae Based on Systematic Analysis of Light Curves

Sei Saito, Masaomi Tanaka, Ryo Sawada +1

Detectability of High-Redshift Superluminous Supernovae with Upcoming Optical and Near-Infrared Surveys

Masaomi Tanaka, Takashi J. Moriya, Naoki Yoshida +1

SN 2017czd: A Rapidly Evolving Supernova from a Weak Explosion of a Type IIb Supernova Progenitor

Tatsuya Nakaoka, Takashi J. Moriya, Masaomi Tanaka +10

Super-Chandrasekhar-Mass Light Curve Models for the Highly Luminous Type Ia Supernova 2009dc

Yasuomi Kamiya, Masaomi Tanaka, Ken'ichi Nomoto +3

Constraints on the rate of supernovae lasting for more than a year from Subaru/Hyper Suprime-Cam

Takashi J. Moriya, Ji-an Jiang, Naoki Yasuda +15

Non-LTE analysis for Helium and Strontium lines in the kilonova AT2017gfo

Yuta Tarumi, Kenta Hotokezaka, Nanae Domoto +1

Simulations of early kilonova emission from neutron star mergers

Smaranika Banerjee, Masaomi Tanaka, Kyohei Kawaguchi +2

Three dimensional end-to-end simulation for kilonova emission from a black-hole neutron-star merger

Kyohei Kawaguchi, Nanae Domoto, Sho Fujibayashi +5

Abundance stratification in type Ia supernovae -- VI: the peculiar slow decliner SN\,1999aa

Charles J. Aouad, Paolo A. Mazzali, Stephan Hachinger +6

Statistical properties of the nebular spectra of 103 stripped envelope core collapse supernovae

Qiliang Fang, Keiichi Maeda, Hanindyo Kuncarayakti +6

A New Insight into Electron Acceleration Properties from Theoretical Modeling of Double-Peaked Radio Light Curves in Core-Collapse Supernovae

Tomoki Matsuoka, Shigeo S. Kimura, Keiichi Maeda +1

Tungsten vs Selenium as a potential source of kilonova nebular emission observed by Spitzer

Kenta Hotokezaka, Masaomi Tanaka, Daiji Kato +1

Gravitational Wave Physics and Astronomy in the nascent era

Makoto Arimoto, Hideki Asada, Michael L. Cherry +50

The Fast, Luminous Ultraviolet Transient AT2018cow: Extreme Supernova, or Disruption of a Star by an Intermediate-Mass Black Hole?

Daniel A. Perley, Paolo A. Mazzali, Lin Yan +60

A Challenge to Identify an Optical Counterpart of the Gravitational Wave Event GW151226 with Hyper Suprime-Cam

Yousuke Utsumi, Nozomu Tominaga, Masaomi Tanaka +15

An optical transient candidate of $\lesssim$ 2-second duration captured by wide-field video observations

Noriaki Arima, Mamoru Doi, Shigeyuki Sako +14

Red Supergiant Candidates for Multimessenger Monitoring of the Next Galactic Supernova

Sarah Healy, Shunsaku Horiuchi, Marta Colomer Molla +5

A Search for Infrared Emission from Core-Collapse Supernovae at the Transitional Phase

Masaomi Tanaka, Takaya Nozawa, Itsuki Sakon +7

Non-LTE Ionization Modeling for Helium and Strontium in Neutron Star Merger Ejecta

Koya Chiba, Masaomi Tanaka, Shinya Wanajo +3

A theoretical color-velocity correlation for supernovae associated with gamma-ray bursts

Sharon Rapoport, Stuart A. Sim, Keiichi Maeda +4

J-GEM observations of an electromagnetic counterpart to the neutron star merger GW170817

Yousuke Utsumi, Masaomi Tanaka, Nozomu Tominaga +57

Second-timescale Glints from Satellites and Space Debris Detected with Tomo-e Gozen

Masaomi Tanaka, Ichiro Takahashi, Naoki Yoshida +17

Systematic opacity calculations for kilonovae -- II. Improved atomic data for singly ionized lanthanides

Daiji Kato, Masaomi Tanaka, Gediminas Gaigalas +2

Evaluating KAGRA upgrade scenarios for multimessenger observations of binary neutron stars

Yuta Michimura, Soichiro Morisaki, Kenta Hotokezaka +1

The paper presents a fast method to assess how different KAGRA detector upgrades will affect the ability to locate binary neutron star mergers for multimessenger astronomy, compari…

An Effective Selection Method for Low-Mass Active Black Holes and First Spectroscopic Identification

Tomoki Morokuma, Nozomu Tominaga, Masaomi Tanaka +13

Radiative transfer simulation for the optical and near-infrared electromagnetic counterparts to GW170817

Kyohei Kawaguchi, Masaru Shibata, Masaomi Tanaka

Modeling GW170817 based on numerical relativity and its implications

Masaru Shibata, Sho Fujibayashi, Kenta Hotokezaka +4

J-GEM near-infrared follow-up observations of the gravitational wave event S240422ed

Ichiro Takahashi, Tomoki Morokuma, Masaomi Tanaka +9

Identifying High Energy Neutrino Transients by Neutrino Multiplet-Triggered Followups

Shigeru Yoshida, Kohta Murase, Masaomi Tanaka +2

Light-curve and spectral properties of ultra-stripped core-collapse supernovae leading to binary neutron stars

Takashi J. Moriya, Paolo A. Mazzali, Nozomu Tominaga +7

First Stars -- Type Ib Supernovae Connection

Keni'chi Nomoto, Masaomi Tanaka, Yasuomi Kamiya +2

Multi-band polarization of Type IIP supernovae due to light echo from circumstellar dust

Takashi Nagao, Keiichi Maeda, Masaomi Tanaka

Optical follow-up observation for GW event S190510g using Subaru/Hyper Suprime-Cam

Takayuki Ohgami, Nozomu Tominaga, Yousuke Utsumi +13

Machine-learning Selection of Optical Transients in Subaru/Hyper Suprime-Cam Survey

Mikio Morii, Shiro Ikeda, Nozomu Tominaga +8

Formation of Dust in the Ejecta of Type Ia Supernovae

Takaya Nozawa, Keiichi Maeda, Takashi Kozasa +3

$g$-matrix folding-model approach to reaction cross sections for scattering of Ca isotopes on a C target

Shingo Tagami, Masaomi Tanaka, Maya Takechi +2

Kepler's Supernova: An Overluminous Type Ia Event Interacting with a Massive Circumstellar Medium at a Very Late Phase

Satoru Katsuda, Koji Mori, Keiichi Maeda +7

Discovery of Dramatic Optical Variability in SDSS J1100+4421: A Peculiar Radio-Loud Narrow-Line Seyfert 1 Galaxy?

Masaomi Tanaka, Tomoki Morokuma, Ryosuke Itoh +55

Tellurium emission line in kilonova AT 2017gfo

Kenta Hotokezaka, Masaomi Tanaka, Daiji Kato +1

Random walks and effective optical depth in relativistic flow

Sanshiro Shibata, Nozomu Tominaga, Masaomi Tanaka

Discovery of the Fastest Early Optical Emission from Overluminous SN Ia 2020hvf: A Thermonuclear Explosion within a Dense Circumstellar Environment

Ji-an Jiang, Keiichi Maeda, Miho Kawabata +28

A systematic search for rapid transients in the Subaru HSC-SSP transient survey

Seiji Toshikage, Masaomi Tanaka, Naoki Yasuda +9

Kiso Supernova Survey (KISS): Survey Strategy

Tomoki Morokuma, Nozomu Tominaga, Masaomi Tanaka +58

Thorium in Kilonova Spectra: Exploring the Heaviest Detectable Element

Nanae Domoto, Shinya Wanajo, Masaomi Tanaka +2

SN 2006aj Associated with XRF 060218 At Late Phases: Nucleosynthesis-Signature of A Neutron Star-Driven Explosion

Keiichi Maeda, Koji Kawabata, Masaomi Tanaka +9

Abundance stratification in Type Ia supernovae - III. The normal SN 2003du

Masaomi Tanaka, Paolo A. Mazzali, Vallery Stanishev +3

The broad line type Ic supernova SN 2007ru: Adding to the diversity of type Ic supernovae

D. K. Sahu, Masaomi Tanaka, G. C. Anupama +2

Transient Survey Rates for Orphan Afterglows from Compact Merger Jets

Gavin P Lamb, Masaomi Tanaka, Shiho Kobayashi

J-GEM Follow-Up Observations of The Gravitational Wave Source GW151226

Michitoshi Yoshida, Yousuke Utsumi, Nozomu Tominaga +35

OISTER Optical and Near-Infrared Monitoring Observations of a Peculiar Radio-Loud Active Galactic Nucleus SDSS J110006.07+442144.3

Tomoki Morokuma, Masaomi Tanaka, Yasuyuki T. Tanaka +80

Type Ib Supernova 2008D associated with the Luminous X-ray Transient 080109: An Energetic Explosion of a Massive Helium Star

Masaomi Tanaka, Nozomu Tominaga, Ken'ichi Nomoto +11

Signatures of r-process elements in kilonova spectra

Nanae Domoto, Masaomi Tanaka, Shinya Wanajo +1

Low-luminosity Type IIP Supernova 2016bkv with early-phase circumstellar interaction

Tatsuya Nakaoka, Koji S. Kawabata, Keiichi Maeda +22