Papers

Abundance theorem for log surfaces (with N. Moriyama), arXiv:2609.12478.

 Normal stable degenerations of Noether-Horikawa surfaces (with H. Akaike, M. Hattori and Y. Koto), arXiv:2507.17633.

Minimal model program for log canonical pairs on complex analytic spaces (with K. Hashizume), arXiv:2404.05126.

 Slope inequality of fibered surfaces, Morsification conjecture and moduli of curves, arXiv:2307.04311.

Uniform bases for ideal arrangements (with T. Horiguchi, T. Nagaoka and A. Tsuchiya), arXiv:1912.02448.

 Strange examples of local signatures for fibered surfaces of small genus, arXiv:1704.08805.

On termination of minimal model program for log canonical pairs on complex analytic spaces (with K. Hashizume), J. Lond. Math. Soc. (2) 113 (2026), no.1, Paper No. e70409.

Semistable reduction for complex analytic spaces (with K. Hashizume), Trans. Amer. Math. Soc. 378 (2025) 7667--7688.

An integral version of Zariski decompositions on normal surfaces, Eur. J. Math. 10 article number 38 (2024).

Vanishing theorems and adjoint linear systems on normal surfaces in positive characteristic, Pacific J. Math. 324 (2023) 71--110.

 Slope equality of non-hyperelliptic Eisenbud-Harris special fibrations of genus 4,  Glasg. Math. J. 65 no.2 (2023) 284--287.

An additive basis for the cohomology rings of regular nilpotent Hessenberg varieties (with T. Horiguchi, T. Nagaoka and A. Tsuchiya), Transform. Group 28 (2023) 695--732.

 Upper bounds on the slope of certain fibered surfaces, J. Math. Soc. Japan 75 no.2 (2023) 417--467.

 Slope equality of plane curve fibrations and its application to Durfee's conjecture, Asian J. Math. 26 no.1 (2022) 119--136.

Durfee-type inequality for complete intersection surface singularities,  Duke Math. J. 170 (2021) 1--21.

 Fibers of cyclic covering fibrations of a ruled surface, Tohoku Math.  J. (2)  71 (2019) 327--358.

 Slopes of fibered surfaces with a finite cyclic automorphism, Michigan Math. J. 66 (2017) 125--154.

堀川曲面の正規な安定退化について, 日本数学会2026年度年会, 講演スライド

Slope inequality of fibered surfaces and moduli of curves, 第68回代数学シンポジウム報告集, 20--36 (2023).

Integral Zariski decomposition on normal surfaces and its applications, 城崎代数幾何学シンポジウム2020報告集, 55--65 (2020).

On local invariants for fibered surfaces, 第17回代数曲線論シンポジウム報告集, 13--25 (2019).

Slope equality of plane curve fibrations, 第15回代数曲線論シンポジウム報告集, 9--15 (2017).

Slope equality of plane curve fibrations, 射影多様体の幾何とその周辺2017報告集, 63--68 (2017).

平面曲線束のスロープ等式, 第14回城崎新人セミナー報告集, (2017).

Upper bounds on the slope of certain fibered surfaces, 城崎代数幾何学シンポジウム2016報告集, 64--74 (2016).

有限位数の巡回同型を持つファイバー曲面のスロープについて, 第13回城崎新人セミナー報告集, 41--45 (2016).

有限位数の巡回同型を持つファイバー曲面のスロープについて, 特異点と多様体の幾何報告集, 65--78 (2016).