Last Updated :2021/07/01

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Assistant Professor
My research focuses on singularity theory of smooth mappings. In particular, I am interested in differential geometry of curves and surfaces with singularities.

Basic Information

Major Professional Backgrounds

  • 2019/04/01, 2021/03/31, Kyushu University, Institute of Mathematics for Industry, Post-doctral Resercher

Educational Backgrounds

  • Okayama University, Faculty of Science, Mathematics, Japan, 2009/04, 2013/03
  • Kobe University, Graduate School of Science, Mathematics, Japan, 2013/04, 2015/03
  • Kobe University, Graduate School of Science, Mathematics, Japan, 2015/04, 2018/03

Research Fields

  • Mathematical and physical sciences;Mathematics;Geometry

Research Keywords

  • singular points, differential geometry

Affiliated Academic Societies

  • The Mathematical Society of Japan, 2018/04

Educational Activity

Course in Charge

  1. 2021, Undergraduate Education, 3Term, Exercises in Fundamental Concepts of Mathematics II
  2. 2021, Undergraduate Education, 1Term, Exercises in Fundamental Concepts of Mathematics I

Research Activities

Academic Papers

  1. Surfaces of revolution of frontals in the Euclidean space, Bull. Braz. Math. Soc. (N.S.), 51(4), 887-914, 2020
  2. ★, Mixed type surfaces with bounded Gaussian curvature in three-dimensional Lorentzian manifolds, Adv. Math., 365, 46 pp., 2020
  3. Dualities of differential geometric invariants on cuspidal edges on flat fronts in the hyperbolic space and the de Sitter space, Meditter. J. Math., 17(2), 20 pp., 2020
  4. Singularities of a surface given by Kenmotsu-type formula in Euclidean three-space, Sao Paulo J. Math. Sci., 13(2), 663-677, 2019
  5. Singular surfaces of revolution with prescribed unbounded mean curvature, An. Acad. Brasil. Cienc., 91(4), 10 pp., 2019
  6. ★, Principal curvatures and parallel surfaces of wave fronts, Adv. Geom., 19(4), 541-554, 2019
  7. Characterizing singularities of a surface in Lie sphere geometry, Hokkaido Math. J., 48(2), 281-308, 2019
  8. ★, Focal surfaces of wave fronts in the Euclidean 3-space, Glasg. Math. J., 61(2), 425-440, 2019
  9. Constant mean curvature surfaces with $D_4$-singularities, Adv. Stud. Pure Math., 78, 345-363, 2018
  10. Duailty between cuspidal butterflies and cuspidal $S_1^-$ singularities on maximal surfaces, Note Mat., 38(1), 115-130, 2018
  11. Parallel and dual surfaces of cuspidal edges, Differential Geom. Appl., 44, 52-62, 2016