Book and thesis
Papers
On the multicanonical systems of quasi-elliptic surfaces Journal of the Mathematical Society of Japan 73 (4),pp.1253-1261 (Co-authored) 2021
Papers
Characterization of non-F-split del Pezzo surfaces of degree 2 Tokyo Journal of Mathematics 40 (1),pp.247-253 (Sole-authored) 2017/07
Papers
Characterization of non-F-split del Pezzo surfaces,pp.3-10 (Sole-authored) 2016/03
Papers
Reuse of mathematical problems and answers with e-learning system Humanitarian Technology Conference (R10-HTC),pp.227-231 (Co-authored) 2013/08
Papers
Reuse of Mathematical Problems and Answers with e-Learning System,pp.87-90 (Co-authored) 2013/03
Papers
Three dimensional canonical singularities in codimension two in positive characteristic Journal of Algebra 373,pp.207-222 (Co-authored) 2013/01
Papers
Calabi-Yau threefolds arising from fiber products of rational quasi-elliptic surfaces, II Manuscripta Mathematica 125,pp.325-343 (Co-authored) 2008
Papers
Calabi-Yau 3-folds from fiber products of rational quasi-elliptic surfaces,pp.95-104 (Sole-authored) 2007/05
Papers
Calabi-Yau threefolds arising from fiber products of rational quasi-elliptic surfaces, I Arkiv för matematik 45,pp.279-296 (Co-authored) 2007
Papers
Fano threefolds with Picard number 2 in positive characteristic Kodai Mathematical Journal 26 (2),pp.147-166 (Sole-authored) 2003/06
Papers
Fano threefolds with Picard number 2 in positive characteristic Proceedings of the workshop "Hodge Theory and Algebraic Geometry",pp.44-52 (Sole-authored) 2003/02
Papers
Fano threefolds with wild conic bundle structures Proceedings of the Japan Academy 79 (6),pp.111-114 (Co-authored) 2003