「Chemical abundances of cool stars from NIR high-resolution spectroscopy」
Cool Stars Workshop in Japan, 東京, 2025年2月
「Phosphorus enrichment over the Milky Way disk observed with near-infrared spectra of Cepheids」, Subaru Users Meeting, 2025年1月
"PRIME’s power to survey Mira variable stars in the Galactic bulge" (online presentation), 27th International Microlensing Conference,
South Africa, January 2025
"Spectroscopic observations -available data/surveys, methods" (online presentation), ISSI-BJ
International Team "EXPANDING Universe", China, January 2025
"Mira variable stars for tracing stellar populations in the Galactic bulge",
The Second SUPER-IRNET Workshop: Sparkling Our Collaboration at the Cosmic Gate,
Japan (Oita), August 2024
"Thousands of Cepheids revealing the disk structure",
MIAPbP 2024 Program "Abundance Gradients in the Local Universe (ADONIS)",
2024/3/27, Munich Institute for Astro-, Particle and BioPhysics (MIAPbP)
"Rapid chemical evolution of the early-epoch Galaxy traced by bulge RR Lyrae variables" (Invited Talk),
PFS satellite workshop,
2024/3/9, NAOJ (Tokyo)
"Pulsating stars in the Milky Way: IRSF surveys and more",
The Workshop on Infrared Astronomy with the Infrared Survey Facility (IRSF赤外線絵勉強会),
2022年12月1-3日, 京都大学
"The near-infrared spectrograph, WINERED, starting observations at Las Campanas Observatory",
Chile-Japan Academic Forum 2022,
2022/11/29-30, Los Lagos, Chile (Online presentation)
"Setting the stages of NIR spectroscopy for a bird's-eye view of the Milky Way disk",
Conference "Linking the Galactic and Extragalactic",
2022/11/28-12/2, Woolongong, Australia (Poster presentation, Online perticipation)
"Near-IR windows of precise and detailed chemical measurements",
Subaru Telescope 20th Anniversary Workshop,
2019/11/18-22, Waikoloa Beach Marriott Resort & Spa, Hawaii, USA
"Approaches to Complex Populations of Evolved Stars Around the Galactic Center" (Poster),
Galactic Center Workshop 2019,
2019/10/21-24, Keio University
"Interstllar extinction toward the Galactic bulge" (Invited Talk),
Workshop "The Galactic Bulge at the crossroads" (GBX2018),
2018/12/10-14, Pucon, Chile
"Cepheids as tracers of the Milky Way in the era of Gaia",
Workshop "The life and times of the Milky Way",
2018/11/12-16, Shanghai, China
"ELTs for complex stellar populations around the Galactic Center" (Invited Talk),
IAU Symposium 347 "EArly Science with ELTs (EASE)",
2018/8/28-31, Vienna, Austria
"Classical pulsating stars as tracers of the Milky Way" (Invited Talk),
Asteroseismology and its impact on other branches of astronomy,
2018/3/19-20, The University of Tokyo
"AKARI color useful for classifying chemistry of Miras and AGB stars",
AKARI2017 "The Cosmic Wheel and the Legacy of the AKARI Archive: from galaxies and stars to planets and life",
2017/10/17-20, The University of Tokyo, Japan
"Tracing the Milky Way with Cepheids and Mira variables" (Invited Review),
"Stellar Populations and the Distance Scale — Mould Fest",
2017/09/11-15, Kavli Institute for Astronomy and Astrophysics, Beijing, China
"Pulsating stars in the Milky Way: From the IRSF and more" (Invited Talk),
Feast Fest 2017 "Trends in Astronomy",
2017/7/31, SAAO, Cape Town, South Africa
"Large-Scale Infrared Surveys of Pulsating Stars for Studying Stellar Populations in the Inner Galaxy" (Invited Review),
IAU Symposium 334 "Rediscovering our Galaxy",
2017/7/10-14, Potsdam, Germany
"Impact of the extinction law on the distribution of variable stars in the Milky Way",
Workshop on Studies on variable stars and extinction law in the Milky Way and nearby galaxies,
2017/3/27-3/28, The University of Tokyo, Japan
"Time-Series Surveys and Pulsating Stars: The Near-Infrared Perspective" (Invited Review),
22nd Los Alamos Stellar Pulsation Conference Series meeting "wide-field variability surveys: a 21st-century perspective",
2016/11/28-12/2, San Pedero de Atacama, Chile
"Variable stars in the northern Galactic plane from KISOGP" (poster),
22nd Los Alamos Stellar Pulsation Conference Series meeting "wide-field variability surveys: a 21st-century perspective",
2016/11/28-12/2, San Pedero de Atacama, Chile
"WINERED: atomic lines in late-type stars",
Workshop on near-IR high-resolution spectroscopy,
2016/10/5-6, 東大・向ヶ岡ファカルティハウス
"Chemical and kinematic structure of the inner part of the Milky Way",
ULTIMATE-Subaru Seicne Workshop 2016,
2016/6/16-17, 国立天文台
"Miras Found in KWFC Intensive Survey of the Galactic Plane",
"Cool Stars 19",
2016/6/6-10, Uppsala, Sweden
"Galactic Structure Based on Cepheids" (Invited),
"ISSI-BJ Workshop on Astronomical Distance Determination in the Space Age",
2016/5/23-27, International Space Science Institute, Beijing, China
"Bilateral Program between SA/JP: Studies of the Milky Way galaxy",
"The Infrared Survey Facility: Past and Future",
2016/3/2-4, South African Astronomical Observatory, Cape Town, South Africa
"IRSF/SIRIUS survey of pulsating stars towards the bulge",
"The Infrared Survey Facility: Past and Future",
2016/3/2-4, South African Astronomical Observatory, Cape Town, South Africa
"KISOGP: overview",
KISOGP workshop "sciences and follow-up observations",
2016/2/23, 東大・天文学教室
"Probe the Stellar Population of Milky Way and Nearby Galaxies using Photometry and Spectroscopy of Variable Stars",
SWIMS Science Workshop,
2015/9/18, 東京大学天文学教育研究センター
"Kinematics of classical Cepheids in the Nuclear Stellar Disk" (poster),
Frontiers of Stellar Spectroscopy-in the Local Group and Beyond,
2015/4/27-30, Max Planck Institute for Astronomy, Heidelberg, Germany
"KISOGP project on variable stars in the Galactic plane and spectroscopic follow-ups",
Theory and Observations of Cool Stars and Pulsating Stars,
2015/1/27, The University of Tokyo, Japan
"Infrared survey of variable stars toward the bulge and beyond" (oral),
The Milky Way Unravelled by Gaia: GREAT Science from the Gaia Data Releases,
2014/12/1-5, University of Barcelona, Spain
"Infrared Access to hidden stellar populations of the Galactic disk and bulge" (Invited),
RASPUTIN: Resolved And unresolved Stellar PopUlaTIoNs,
2014/10/13-17, ESO, Garching, Germany
"Optical to near-infrared light curves of classical Cepheids" (Poster),
Conference "The Cosmic Distance Scale",
2014/3/31-4/2, Space Telescope Science Institude, Baltimore, USA
"KWFC Intensive Survey of the Galactic Plane (KISOGP)",
木曽シュミットシンポジウム2013,
2013/7/9-10, 木曽郡民会館
"Spectroscopy of Cepheid variable stars in the Galactic nuclear disk" (Poster),
IAU Symposium #298 "Setting the Scene for Gaia and LAMOST",
2013/5/20-24, Lijiang, China
"A near-infrared variable star survey in the Magellanic Clouds" (Oral),
Conference "Fifty years of wide field studies in the Southern hemisphere: Resolved stellar populations in the Galactic bulge and the Magellanic Clouds",
2013/5/6-9, La Serena, Chile
"Spectroscopy of Cepheid variable stars using IRCS+AO188" (ポスター),
2012年度すばるユーザーズミーティング
2013/1/15-17, 国立天文台
"Pulsating variables in nearby galaxies",
第1回RAVENサイエンスミーティング,
2012/11/20-21, 東北大学
"KWFC銀河面変光天体探査",
天の川銀河研究会2012,
2012/9/6-8, 鹿児島大学
"Cepheid variable stars and the distance to the Galactic Center" (Invited),
IAU Symposium 289 "Advancing the physics of cosmic distances",
2012/8/27-31, Chinese International Convention Center, Beijing, China
"KISOGP: the KWFC monitoring survey of transient and pulsating objects in the Galactic Plane", EWASS 2012 symposium "The Galactic Plane reloaded: a brand new Multiwavelength Milky Way from TeV to MHz", 2012/07/5-6, Pontifica University Lateranse, Rome, Italy
"Cepheids from two stellar populations in the Galactic bulge", EWASS 2012 symposium "Stellar Populations 55 years after the Vatican conference", 2012/07/2-4, Pontifica University Lateranse, Rome, Italy
"Search for pulsating stars in the Galactic bulge and the disk", Conference "The Hong Kong workshop on evolved stars and astrophysical masers", 2011/11/7-8, Hong Kong University, Hong Kong
"Cepheids as tracers of the Galactic structure and evolution", The 3rd Subaru international conference "Galactic Archaeology", 2011/11/1-4, Hotel Laforet Shuzenji, Shuzenji, Japan
"Classical Cepheids and episodic star formation in the Galactic Nuclear Bulge", Conference "The Central Kisoparsec in Galactic Nuclei", 2011/08/29-9/2, The Physikzentrum, Bad Honnef, Germany
"Classical Cepheids found in an IRSF near-IR survey and their impacts", Conference "The fundamental cosmic distance scale: State of the art and Gaia perspective", 2011/05/3-6, Naples, Italy
"The IRSF surveys of variable stars in the Milky Way galaxy", The 2nd Middle-East and African Regional IAU Meeting, 2011/04/11-15, Cape Town, South Africa
"球状星団の質量放出",
ALMA Workshop「ALMA初期科学運用期の恒星・周縁現象研究」,
2011/1/31-2/1 JAXA 宇宙研
"An IRSF survey of Cepheid variables towards the Galactic Centre and the disc",
Conference "10 years of Infrared Survey Facility and the future", 2010/11/16-18, Nagoya University, Japan
"The Distance to the Galactic Center Based on a Near-Infrared Survey of Miras",
Conference "The Milky Way and the Local Group--Now and in the Gaia Era",
2009/8/31-9/4, University of Heidelberg, Germany
"The IRSF/SIRIUS Survey of Miras toward the Galactic Center",
Conference "Stellar Pulsation: Challenges for Theory and Observation",
2009/5/31-6/5, La Fonda Hotel, Santa Fe, USA
"Period-Luminosity Relation for Type II Cepheids",
Conference "Stellar Pulsation: Challenges for Theory and Observation",
2009/5/31-6/5, La Fonda Hotel, Santa Fe, USA
"A search for intracluster dust of globular clusters",
Conference "AKARI, a light to illuminate the misty Universe", 2009/3/16-19,
The University of Tokyo, Japan
"IRSF/SIRIUS survey of Miras to reveal the Galactic structure",
"AGB stars and related phenomena" workshop,
2008/11/12-14, National Astronomical Observatory of Japan
"A search for intracluster dust of stellar clusters in the LMC",
IAU Symposium 256 "The Magellanic System: Stars, Gas, and Galaxies",
2008/07/28-08/01, Keele University, United Kingdom
"An AKARI search for intracluster dust in globular clusters",
In "Chemical Evolution of Dwarf Galaxies and Stellar Clusters", 2008/07/21-25, Garching bei Munchen, Germany
"IRSF/SIRIUS survey of variable stars in globular clusters", "Infrared Survey and Polarization: From the Milky Way to the Magellanic Clouds and beyond", 2007/08/22-24, Atami Aston Hotel, Atami, Japan
"The period-luminosity relation of Miras
in globular clusters: An application to NGC 6388 and 6441",
In "Why Galaxies Care About AGB Stars", August 7-11, 2006,
Vienna, Austria
"The distribution of Mira variables in the Galactic bulge",
In "Mapping the Galaxy and Nearby Galaxies", June 26-30, 2006,
Ishigaki island, Japan
"Near Infrared Observations of Red Variables in Globular Clusters: Comparison with the Magellanic Clouds and the Bulge",
In "Stellar Pulsation avolution", June 19-24, 2005, Rome, Italy
"AGB stars in external galaxies",
In the 3rd Mission Program workshop for the ASTRO-F (MP3),
2002/08/09-10, 東京大学
談話会等
"WINERED: A Near-Infrared High-Resolution Spectrograph in Regular Operation at Magellan Clay, LCO", 2025/10/9, Instituto de Estudios Astrofisicos, Universidad Diego Portales (Chile)
"The WINERED starting observatiogellan 6.5m", 2023/5/31,
Instituto de Astrofisica, Pontificia Universidad Catolica de Chile
"Cepheid variables going to reveal the abundances of phosphorus, a bioessential element, across the Milky Way", 2023/2/7,
Colloquium Osservatorio Astronomico di Roma, Rome, Italy
"WINERED-a new near-IR spectrograph available at Magellan", 2022/7/21,
Institute of Astrophysics, Universidad Andres Bello, Santiago, Chile
"Thousands of Cepheids going to reveal the Milky Way disk", 2022/3/18,
MQAAAstro Seminar,
Macquarie University's Research Center for Astronomy, Astrophysics, and Astrophotonics (Online presentation)
"WINERED—high-resolution zYJ-band spectrograph moving to Magellan",
2019/12/11, Special SSP Seminar, Harvard Smithonian Center for Astrophysics, Cambridge (MA), US
"Observing Miras as tracers of the inner part of the Milky Way",
2018/6/12, Guest Talk at Vatican Observatory Summer School 2018 "Stellar Variability in the Era of Large Surveys", Albano Laziale, Rome, Italy
"Observingepheids as tracers of the inner part of the Milky Way",
2018/6/11, Guest Talk at Vatican Observatory Summer School 2018 "Stellar Variability in the Era of Large Surveys", Albano Laziale, Rome, Italy
"WINERED: a near-IR spectrograph being ready for exploring the Universe in a relatively unexplored window 0.9-1.35 micron",
2018年3月9日, Lunch Talk at The Carnegie Obsersvatories, Pasadena (CA), US
"Near-IR High-Resolution Spectrograph WINERED in Chile and its Application to Stellar Ast",
2017年12月4日, NOAO/Gemini colloquium, AURA Lecture Hall, CTIO/Gemini, Chile
"A lack of young stars in the inner Galaxy",
2016年9月29日, Galaxy Coffee, MPIA, Heidelberg, Germany
"Near-infrared surveys of Cepheids in the Milky Way disk",
2016年9月28日, MPIA, Heidelberg, Germany
"Infrared phototric/spectroscopic observations of Cepheid variable stars as tracers of the Milky Way",
Colloquium at the Kavli Institute for Astronomy and Astrophysics
(link),
2015年10月15日, Peking University, 北京