KO
Ken Osato
astro-ph.COastro-ph.GAastro-ph.IMgr-qcastro-ph.HEastro-ph.SRcs.LGhep-ph
On Valency
published · living versionsW_fhgryxvq·v1 · currentpublished
Introducing the GION Lightcone Simulation Suite for Multi-Wavelength Large-Scale Structure Cosmology
with Satoshi Tanaka, Tomoaki Ishiyama, Hironao Miyatake, Takahiro Nishimichi +1
1 version
Preprints & journals
66 papers in the corpus · 2015–2026PEGASUS (Pfs Emission-line GAlaxy SUrvey with Subaru): I. Three-dimensional large-scale structures at probed with emission-line galaxies2609.25455v1 · Mariko Kubo, Tadayuki Kodama, Rhythm Shimakawa et al.2026 · 0 citationsarXiv
Weak-lensing Shear-Selected Galaxy Clusters from the Hyper Suprime-Cam Subaru Strategic Program: III. A precision cosmological sample enabled by optical confirmation2608.02755v2 · I-Non Chiu, Kai-Feng Chen, Masamune Oguri et al.2026 · 0 citationsarXiv
From Dark Matter to Galaxies: Halo-Free Mock Generation via Conditional Point-Cloud Diffusion2607.19808v1 · Kana Moriwaki, Ken Osato, Naoki Yoshida2026 · 0 citationsarXiv
Clustering of emission line galaxies with IllustrisTNG -- II. cosmology challenge with anisotropic correlation functions and ELG-halo connections2602.01925v2 · Ken Osato, Teppei Okumura2026 · 0 citationsMon Not R Astron Soc (2026)
Cross-correlating galaxies and cosmic dispersion measures: Constraints on the gas-to-halo mass relation from 2MASS galaxies and 133 localized fast radio bursts2601.21336v2 · Masato Shirasaki, Ryuichi Takahashi, Ken Osato et al.2026 · 2 citationsarXiv
Illuminating the Physics of Cosmic Origin and Evolution: A UK Space Frontiers 2035 White Paper2601.16761v1 · Florian Beutler, Eva-Maria Mueller, Seshadri Nadathur et al.2026 · 0 citationsarXiv
Denoising weak lensing mass maps with diffusion model and generative adversarial network2511.16415v1 · Shohei D. Aoyama, Ken Osato, Masato Shirasaki2025 · 0 citationsarXiv
Measurement of angular cross-correlation between the cosmological dispersion measure and the thermal Sunyaev--Zeldovich effect2511.02155v2 · Ryuichi Takahashi, Kunihito Ioka, Masato Shirasaki et al.2025 · 3 citationsarXiv
Modelling Galaxy Clustering and Tomographic Galaxy-Galaxy Lensing with HSC Y3 and SDSS using the Point-Mass Correction Model and Redshift Self-Calibration2507.01377v2 · Tianqing Zhang, Sunao Sugiyama, Surhud More et al.2025 · 0 citationsarXiv
Cosmology and Source Redshift Constraints from Galaxy Clustering and Tomographic Weak Lensing with HSC Y3 and SDSS using the Point-Mass Correction Model2507.01386v2 · Tianqing Zhang, Xiangchong Li, Sunao Sugiyama et al.2025 · 1 citationarXiv
CosmoGLINT: Cosmological Generative Model for Line Intensity Mapping with Transformer2506.16843v2 · Kana Moriwaki, Rui Lan Jun, Ken Osato et al.2025 · 2 citationsMon Not R Astron Soc (2025)
Denoising weak lensing mass maps with diffusion model: systematic comparison with generative adversarial network2505.00345v4 · Shohei D. Aoyama, Ken Osato, Masato Shirasaki2025 · 1 citationPublications of the Astronomical Society of Japan, Volume 78, Issue 3, June 2026, Pages 1163-1180
Dust-obscured Galaxies with Broken Power-law Spectral Energy Distributions Discovered by UNIONS2504.15023v2 · Taketo Yoshida, Tohru Nagao, Yoshiki Toba et al.2025 · 2 citationsarXiv
UNIONS: The Ultraviolet Near-Infrared Optical Northern Survey2503.13783v1 · Stephen Gwyn, Alan W. McConnachie, Jean-Charles Cuillandre et al.2025 · 24 citationsarXiv
MPI-Rockstar: a Hybrid MPI and OpenMP Parallel Implementation of the Rockstar Halo finder2412.18629v3 · Tomoyuki Tokuue, Tomoaki Ishiyama, Ken Osato et al.2024 · 0 citationsarXiv
Baryon Pasting the Uchuu Lightcone Simulation2411.00108v2 · Erwin T. Lau, Daisuke Nagai, Arya Farahi et al.2024 · 6 citationsarXiv
Cosmology from HSC Y1 Weak Lensing with Combined Higher-Order Statistics and Simulation-based Inference2409.01301v1 · Camila P. Novaes, Leander Thiele, Joaquin Armijo et al.2024 · 0 citationsarXiv
Perturbation Theory Remixed II: Improved Modeling of Nonlinear Bispectrum2408.06413v2 · Zhenyuan Wang, Donghui Jeong, Atsushi Taruya et al.2024 · 1 citationPhys. Rev. D 110, 103548 (2024)
Euclid. I. Overview of the Euclid mission2405.13491v2 · Y. Mellier, Abdurro'uf, J. A. Acevedo Barroso et al.2024 · 622 citationsA&A 697, A1 (2025)
Cosmology from weak lensing peaks and minima with Subaru Hyper Suprime-Cam survey first-year data2308.10866v1 · Gabriela A. Marques, Jia Liu, Masato Shirasaki et al.2023 · 38 citationsMonthly Notices of the Royal Astronomical Society, Volume 528, Issue 3, 2024, pp. 4513-4527
Line-of-sight structure of troughs identified in Subaru Hyper Suprime-Cam Year 3 weak lensing mass maps2307.11407v2 · Takumi Shimasue, Ken Osato, Masamune Oguri et al.2023 · 4 citationsarXiv
Perturbation theory challenge for cosmological parameters estimation II.: Matter power spectrum in redshift space2305.01584v3 · Ken Osato, Takahiro Nishimichi, Atsushi Taruya et al.2023 · 2 citationsPhys. Rev. D 108, 123541 (2023)
Hyper Suprime-Cam Year 3 Results: Cosmology from Cosmic Shear Power Spectra2304.00701v2 · Roohi Dalal, Xiangchong Li, Andrina Nicola et al.2023 · 229 citationsPhysical Review D, Volume 108, Issue 12, December 2023, article id.123519
Hyper Suprime-Cam Year 3 Results: Cosmology from Cosmic Shear Two-point Correlation Functions2304.00702v3 · Xiangchong Li, Tianqing Zhang, Sunao Sugiyama et al.2023 · 164 citationsarXiv
Hyper Suprime-Cam Year 3 Results: Measurements of Clustering of SDSS-BOSS Galaxies, Galaxy-Galaxy Lensing and Cosmic Shear2304.00703v3 · Surhud More, Sunao Sugiyama, Hironao Miyatake et al.2023 · 48 citationsarXiv
Hyper Suprime-Cam Year 3 Results: Cosmology from Galaxy Clustering and Weak Lensing with HSC and SDSS using the Emulator Based Halo Model2304.00704v3 · Hironao Miyatake, Sunao Sugiyama, Masahiro Takada et al.2023 · 92 citationsarXiv
Hyper Suprime-Cam Year 3 Results: Cosmology from Galaxy Clustering and Weak Lensing with HSC and SDSS using the Minimal Bias Model2304.00705v3 · Sunao Sugiyama, Hironao Miyatake, Surhud More et al.2023 · 95 citationsPhys. Rev. D 108, 123521 (2023)
Perturbation Theory Remixed: Improved Nonlinearity Modeling beyond Standard Perturbation Theory2209.00033v1 · Zhenyuan Wang, Donghui Jeong, Atsushi Taruya et al.2022 · 8 citationsarXiv
Clustering of emission line galaxies with IllustrisTNG I.: fundamental properties and halo occupation distribution2206.08678v3 · Ken Osato, Teppei Okumura2022 · 7 citationsMNRAS, 519, 1771-1791 (2023)
Comparing weak lensing peak counts in baryonic correction models to hydrodynamical simulations2201.08320v1 · Max E. Lee, Tianhuan Lu, Zolt'an Haiman et al.2022 · 12 citationsarXiv
Probabilistic Mass Mapping with Neural Score Estimation2201.05561v2 · Benjamin Remy, Francois Lanusse, Niall Jeffrey et al.2022 · 39 citationsarXiv
Baryon Pasting Algorithm: Halo-based and Particle-based Pasting Methods2201.02632v3 · Ken Osato, Daisuke Nagai2022 · 26 citationsMNRAS, 519, 2069-2082 (2023)
HSC Year 1 cosmology results with the minimal bias method: HSCBOSS galaxy-galaxy weak lensing and BOSS galaxy clustering2111.10966v1 · Sunao Sugiyama, Masahiro Takada, Hironao Miyatake et al.2021 · 21 citationsarXiv
Cosmological inference from the emulator based halo model II: Joint analysis of galaxy-galaxy weak lensing and galaxy clustering from HSC-Y1 and SDSS2111.02419v2 · Hironao Miyatake, Sunao Sugiyama, Masahiro Takada et al.2021 · 6 citationsarXiv
Third Data Release of the Hyper Suprime-Cam Subaru Strategic Program2108.13045v1 · Hiroaki Aihara, Yusra AlSayyad, Makoto Ando et al.2021 · 360 citationsarXiv
Probing cosmology and gastrophysics with fast radio bursts: Cross-correlations of dark matter haloes and cosmic dispersion measures2108.12205v2 · Masato Shirasaki, Ryuichi Takahashi, Ken Osato et al.2021 · 20 citationsarXiv
Mock catalogues of emission line galaxies based on the local mass density in dark-matter only simulations2107.13168v2 · Ken Osato, Takahiro Nishimichi, Masahiro Takada2021 · 2 citationsMNRAS, 511, 1131-1140 (2022)
Implementing spectra response function approaches for fast calculation of power spectra and bispectra2107.04275v2 · Ken Osato, Takahiro Nishimichi, Atsushi Taruya et al.2021 · 6 citationsPhys. Rev. D 104, 103501 (2021)
An Optimal Estimator of Intrinsic Alignments for Star-forming Galaxies in IllustrisTNG Simulation2104.12329v3 · Jingjing Shi, Ken Osato, Toshiki Kurita et al.2021 · 21 citationsarXiv
Cosmological inference from emulator based halo model I: Validation tests with HSC and SDSS mock catalogs2101.00113v1 · Hironao Miyatake, Yosuke Kobayashi, Masahiro Takada et al.2020 · 28 citationsarXiv
Angular clustering and host halo properties of [OII] emitters at in the Subaru HSC survey2012.12224v2 · Teppei Okumura, Masao Hayashi, I-Non Chiu et al.2020 · 17 citationsPASJ 73 (2021) 1186
TNG: Effect of Baryonic Processes on Weak Lensing with IllustrisTNG Simulations2010.09731v3 · Ken Osato, Jia Liu, Zolt'an Haiman2020 · 39 citationsMNRAS, 502, 5593-5602 (2021)
Super-sample covariance of the thermal Sunyaev-Zel'dovich effect2010.04174v2 · Ken Osato, Masahiro Takada2020 · 15 citationsPhys. Rev. D 103, 063501 (2021)
Power Spectrum of Intrinsic Alignments of Galaxies in IllustrisTNG2009.00276v2 · Jingjing Shi, Toshiki Kurita, Masahiro Takada et al.2020 · 34 citationsarXiv
Accurate emulator for the redshift-space power spectrum of dark matter halos and its application to galaxy power spectrum2005.06122v2 · Yosuke Kobayashi, Takahiro Nishimichi, Masahiro Takada et al.2020 · 55 citationsPhys. Rev. D 102, 063504 (2020)
Power spectrum of halo intrinsic alignments in simulations2004.12579v2 · Toshiki Kurita, Masahiro Takada, Takahiro Nishimichi et al.2020 · 44 citationsarXiv
The impact of projection effects on cluster observables: stacked lensing and projected clustering2002.03867v2 · Tomomi Sunayama, Youngsoo Park, Masahiro Takada et al.2020 · 70 citationsarXiv
The splashback radius of optically selected clusters with Subaru HSC Second Public Data Release2001.01160v2 · Ryoma Murata, Tomomi Sunayama, Masamune Oguri et al.2020 · 48 citationsarXiv
Fitting the nonlinear matter bispectrum by the Halofit approach1911.07886v4 · Ryuichi Takahashi, Takahiro Nishimichi, Toshiya Namikawa et al.2019 · 59 citationsarXiv
Cross-correlation of the thermal Sunyaev-Zel'dovich effect and weak gravitational lensing: Planck and Subaru Hyper Suprime-Cam first-year data1910.07526v2 · Ken Osato, Masato Shirasaki, Hironao Miyatake et al.2019 · 37 citationsarXiv
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