2025/3/21: Gave a talk presentation at JPS meeting (here)
2025/3/8: Gave a talk presentation and a poster presentation at 第10回「極低放射能技術」研究会 (here)
2025/3/7: We held 第10回「極低放射能技術」研究会 at the University of toyama
2025/3/6: We held 第1回学術変革「地下稀事象」若手研究会 at the University of toyama
2025/1/16: Gave a talk presentation at ミューオン核物理・核データ --基礎研究から応用研究へ (here)
2024/12/20: Gave a seminar presentation at Yokohama National University (here)
2024/11/30: Gave a talk presentation in JPS meeting (here)
2024/10/26: Paper was accepted for Phys. Rev. D. (here)
Title:Measurements of the charge ratio and polarization of cosmic-ray muons with the Super-Kamiokande detector.
2024/9/16: Gave a talk presentation in JPS meeting (here)
2024/5/3: Paper is was accepted for Phys. Rev. D. (here)
Title: Solar neutrino measurements using the full data period of Super-Kamiokande-IV.
2024/4/1: Move to the University of Toyama.
Assistant Professor as Principle investigator in the experimental astroparticle physics group.
Detail can be found (here)
20234/3/20: Gave a talk presentation in JPS meeting (here)
2024/3/14: Paper is available on the preprint server arXiv. (here)
Title: Measurements of the charge ratio and polarization of cosmic-ray muons with the Super-Kamiokande detector.
2024/2/22: Gave a talk presentation in Research Results Presentation Meeting of the Inter-University Research Program (here)
2024/2/6: Gave a talk presentation in LBGT workshop (here)
2023/12/21: Paper is available on the preprint server arXiv. (here)
Title: Solar neutrino measurements using the full data period of Super-Kamiokande-IV.
2023/9/17: Gave a talk presentation in JPS meeting (here)
2023/9/7: Proceedings was accepted for LRT2022. (here)
Title: Recent progress on a radon detector with electrostatic collection.
2023/8/1: Gave a poster presentation in ICRC 2023 (here)
2023/7/25: Two proceedings were accepted for ICRC2023. (here)
Title: Measurement of the charge ratio and polarization of cosmic-ray muon using the tagged decay-e events in Super-Kamiokande.
Title: Measurement of the kaon to pion production ratio with the Super-Kamiokande.
2023/3/27: Gave a talk presentation in International Conference on the Physics of the Two Infinities (here)
2023/3/23: Gave a talk presentation in JPS meeting (here)
2022/10/25: Paper is available on the preprint server arXiv. (here)
Title: Searching for neutrinos from solar flares across solar cycles 23 and 24 with the Super-Kamiokande detector.
2022/9/29: Gave a talk presentation in NNN 2022 workshop (here)
2022/9/13: Gave a talk presentation in APJ meeting (here)
2022/9/6: Gave a talk presentation in JPS meeting (here)
2022/6/17: Gave a talk presentation in LRT 2022 workshop (here)
2022/6/14: Gave a poster presentation in UGAP 2022 workshop (here)
2022/6/1: Gave a poster presentation in Neutrino 2022 workshop (here)
2022/3/17: Gave a talk presentation in JPS meeting (here)
2022/3/7: Gave a talk presentation in the workshop "Exploration of Particle Physics and Cosmology with Neutrino" (here)
2022/3/1: Gave a talk presentation in the workshop "ISEE symposium" (here)
2022/01/13: Paper was accepted for PTEP
Title: Evaluation of radon adsorption efficiency of activated carbon fiber using tetrafluoromethane. (here)
2021/12/14: Paper is available on the preprint server arXiv. (here)
Title: Improvement of radon detector performance by using a large-sized PIN-photodiode.
2021/11/17: Gave a poster presentation in the workshop (Particle Acceleration in Solar Flares and the Plasma Universe Deciphering its features under magnetic reconnection)
2021/9/14: Gave a talk presentation in APJ meeting (here)
2021/9/1: Paper is available on the preprint server arXiv. (here)
Title: Scintillation light increase of carbontetrafluoride gas at low temperature.
2021/9/1: Move to the University of Tokyo.
Specially Appointed Assistant Professor at Instistute of Cosmic Ray Reaserch (ICRR)
Detail can be found (here)
2021/5/20: Gave a poster presentation in the workshop (annual workshop of Unraveling the History of the Universe and Matter Evolution with Underground Physics)
2021/3/24: Gave a poster presentation in the workshop (LGBT 2021)
This poster was selected as poster prize (here)
2021/3/15: Gave a talk presentation in JPS meeting (here)
2020/12/25: Got married!
2020/08/05: Paper was accepted for PTEP
Title: Evaluation of radon adsorption efficiency values in xenon with activated carbon fibers. (here)
2020/7/25: Paper was accepted for Solar physics
Title: Development of a method for determining the search window for solar flare neutrinos. (here)
2020/7/1: Gave a poster presentation in Neutrino 2020 (online). (here)
2020/6/23: Paper was accepted for Nucl. Instrum. Meth. A.
Title: Measurement of radon concentration in purified water in the Super-Kamiokande IV detector. (here)
2020/3/27: Paper is available on the preprint server arXiv. (here)
Title: Evaluation of radon adsorption efficiency values in xenon with activated carbon fibers.
2020/3/21: Proceedings was accepted for TAUP2019. (here)
Title: Latest result of solar neutrino analysis in Super-Kamiokande.
2020/1/20: Proceedings was accepted for TAUP2017. (here)
Title: Recent Solar neutrino Results from Super-Kamiokande.
2019/11/12: Review article is published in No 108 of Japanese Society of Radiation Chemistry. (here)
Title: スーパーカミオカンデの紹介と施設への放射性ラドンガスの影響について (Introduction of Super-Kamiokande and affection of radon in experimental area).
2019/10/10: Paper is available on the preprint server arXiv. (here)
Title: Measurement of radon concentration in purified water in the Super-Kamiokande IV detector.
2019/9/25: Paper is available on the preprint server arXiv. (here)
Title: Development of a method for determining the search window for solar flare neutrinos.
2019/9/18: Gave two talk presentations in JPS meeting (here)
2019/9/10: Gave a talk presentation in TAUP 2019 (here)
2019/7/28: Gave an invited talk presentation in Workshop of Jinping Neutrino Experiment 2019 (here)
2019/6/14: Gave a poster presentation in Exploration of Particle Physics and Cosmology with Neutrinos Workshop2019 (here)
2019/4/1: Move to Kobe university (Specially appointed assistant professor).
Detail can be found (here)
2019/3/14: Gave a talk presentation in JPS meeting (here)
2019/3/8: Gave a poster presentation in Revealing the history of the universe with underground particle and nuclear research 2019. This poster was selected as poster prize (here)
2019/1/11: Gave an invited talk at Kobe University (here)
2019/1/9: Proceedings was accepted for Universe. (here)
Title: Highlight Talk from Super-Kamiokande.
2018/12/29: Proceedings was accepted for Universe. (here)
Title: Search for Neutrinos in Super-Kamiokande Associated with Gravitational Wave Events.
2018/10/5: Gave two talk presentations in 3rd Workshop on Youth Meeting for AstroParticle (here)
2018/9/21: Gave two invited talk presentations in TMEX 2018 WCP (here)
2018/9/14: Gave a talk presentation in JPS fall meeting (here)
2018/8/7: Gave an invited talk at WINDOWS ON THE UNIVERSE 2018 (here)
2018/7/27: Gave an invited talk at Tsukuba University (here)
2018/7/12: Gave two invited talk presentations in ICNFP 2018 (here)
2018/6/6: Gave a poster presentations in NEUTRINO 2018. (here)
2018/4/10: Paper was accepted for ASTROPHYSICAL JOURNAL LETTERS.
Title: Search for Neutrinos in Super-Kamiokande Associated with the GW170817 Neutron-star Merger.
(here)
2018/3/22: Gave a talk presentation in JPS meeting (here)
2018/3/20: Gave a talk presentation in Asteroseismology and its impact on other branches of astronomy (here)
2018/2/12: Paper is available on the preprint server arXiv. (here)
Title: Search for Neutrinos in Super-Kamiokande associated with the GW170817 neutron-star merger.
2018/1/8: Gave a poster presentations in 4th workshop for supernova. (here)
2018/1/4: Proceedings was accepted for AIP Conf. Proc. (here)
Title: Development of the database for low-background studies in Kamioka.
2017/12/12: Gave a poster presentations in Workshop for Unification and Development of the Neutrino Science Frontier. (here)
2017/10/15: Gave two talk presentations in 2nd Workshop on Youth Meeting for AstroParticle (here)
2017/9/21: Proceedings was accepted for IOP Conf. Ser. (here)
Title: Radon background study in Super-Kamiokande.
Title: Radon assay and radioactivity database in Kamioka
2017/9/12: Gave a talk presentation in JPS fall meeting (here)
2017/7/26: Gave a talk presentation in TAUP 2017 (here)
2017/5/24: Gave an invited talk presentation in LRT 2017 (here)
2017/4/25: Paper is available on the preprint server arXiv. (here)
Title: Measurement of Radon Concentration in Super-Kamiokande's Buffer Gas.
2017/4/24: Paper was accepted for Nucl. Instrum. Meth. A.
Title: Measurement of Radon Concentration in Super-Kamiokande's Buffer Gas. (here)
2017/4/1: Move to the University of Tokyo.
Reserch fellow at Instistute of Cosmic Ray Reaserch (ICRR)
Detail can be found (here)
2017/3/20: Gave a talk presentation in JPS meeting (here)
2017/2/21: Gave not only talk presentation but also poster presentation at Workshop on Low BG Technologies (LBGT2017). (here)
2016/11/21: Gave a talk presentation in "Revealing the history of the universe with underground particle and nuclear research"Workshop among B and E groups (here)
2016/10/30: Gave two talk presentations in 1st Workshop on Youth Meeting for AstroParticle (here)
2016/10/06: Paper was accepted for ASTROPHYSICAL JOURNAL LETTERS.
Title: SEARCH FOR NEUTRINOS IN SUPER-KAMIOKANDE ASSOCIATED WITH GRAVITATIONAL-WAVE EVENTS GW150914 AND GW151226.
(here)
2016/9/29: Paper was accepted for Physical Review D.
Title: Solar Neutrino Measurements in Super-Kamiokande-IV.
This paper is selected as Editors' Suggestion. (here)
2016/9/22: Gave two talk presentations in JPS fall meeting (here)
2016/9/1: Paper is available on the preprint server arXiv. (here)
Title: Search for Neutrinos in Super-Kamiokande associated with Gravitational Wave Events GW150914 and GW151226.
2016/9/1: Updated my reaserch interest (here)
2016/8/4: Gave a talk presentation in ICHEP 2016 (here)
2016/7/11: Gave a poster presentation in Neutrino 2016 (here)
2016/6/27: Paper is available on the preprint server arXiv. (here)
Title: Solar Neutrino Measurements in Super-Kamiokande-IV.
2016/4/1: Move to Kobe University as Reserch fellow.
(here)
2015/12/30: English page is ready
2015/12/29: Updated Homepage
2015/12/29: Renewal my Homepage