Yusuke Kiriu，Kosaku Nagasaka(Kobe Univ.)，Tadashi Takahashi(Kobe Univ.)．"Our mathematical approach via symbolic computation for Art" Workshop Computer Algebra -- Design of Algorithms,Implementations and Applications．RIMS, Kyoto University．2005/12

Yusuke Kiriu，Kosaku Nagasaka(Kobe Univ.)，Tadashi Takahashi(Kobe Univ.)．"Mathematics and Art" 15th Japan Society of Symbolic and Algebraic Computations 2006/06

Yusuke Kiriu, K. Nagasaka and T. Takahashi "Finding Mathematical Structures in Arts I. International Mathematica Symposium" IMS 2006. 19-23th June 2006.

Yusuke Kiriu，Takuya Kitamoto(Yamaguchi Univ.)，Kosaku Nagasaka(Kobe Univ.)，Tadashi Takahashi(Kobe Univ.)，Tetsu Yamaguchi(Cybernet)．カテナリーを用いた衣服における記号記述の基盤整備．Workshop: Computer Algebra -- Design of Algorithms,Implementations and Applications．RIMS, Kyoto University．2006/12

Yusuke Kiriu，Takuya Kitamoto(Yamaguchi Univ.)，Taku Taieshima(FUJITSU LABORATORIES LIMITED)　肩線から見たジャケットの幾つかの数学的性質　2007/03　Risa-Asir Conference 2007

Yusuke Kiriu　Takuya Kitamoto(Yamaguchi Univ.), Tetsu Yamaguchi(Cybernet)　衣服記号記述基盤における構造と構成の表記について　16th Japan Society of Symbolic and Algebraic Computations 2007/06

Tadashi Takahashi（Kobe Univ.) Yusuke Kiriu　Symbolic computation and Art；研究指針のガイドラインと可能性について　16th Japan Society of Symbolic and Algebraic Computations 2007/06　

Yusuke Kiriu，Takuya Kitamoto(Yamaguchi Univ.)　"About Art"　RIMS, Kyoto University．2007/08　Developments in Computer Algebra Research 2010

Yusuke Kiriu　Koji Ouchi(Wolfram Reserch)　"Various Functions of Mathematica about the knot theory"　2007/09　Topology and Computer 2007 　Akita University

Yusuke Kiriu　Takuya Kitamoto(Yamaguchi Univ.), Tetsu Yamaguchi(Cybernet)　傾きを用いた衣服記号記述基盤について　2007/11　Computer Algebra -- Design of Algorithms,Implementations and Applications　RIMS, Kyoto University

Takuya Sakasai(Tokyo University）  Yusuke Kiriu   Computations of noncommutative Alexander invariants  2007/11　Computer Algebra -- Design of Algorithms,Implementations and Applications　RIMS, Kyoto University

Takashi Tamura (Just System), Hiroshi Kai (Ehime University), Yusuke Kiriu  "About Forntend technology of Mathematical softwear" 2007/11　Computer Algebra -- Design of Algorithms,Implementations and Applications　RIMS, Kyoto University

Yusuke Kiriu　"Mathematical softwear, Frontend and current state of ART" 　2008/03　The Mathematical Society of Japan　Mathematical softwear and free document　Kinki University 

Yusuke Kiriu　"Topology and frontend techonology , programing paradigm 1" 　2008/07　Nara Topology Seminar　Nara Women`s University

Yusuke Kiriu　"Topology and frontend techonology , programing paradigm 3" 　2008/07　Nara Topology Seminar　Nara Women`s University

Yusuke Kiriu　"Topology and frontend technology , symbolic computation" 2008/08　Workshop Topology and Computer Tokyo Institute of Technology

Yusuke Kiriu　Wedges for symbolic manipulation about topology. 2008/10　金沢大数理談話会　Kanazawa University

Yusuke Kiriu　Design of Algorithms, Implementations and Applications about low dimensional topology 　2009/02 Shnshu University Topology Seminar　Shnshu University

Yusuke Kiriu　Design of Algorithms, Implementations and Applications about low dimensional topology 2 　2009/04　(petit) seminar　Tokyo University

Yusuke Kiriu Algorithms , Symbols and Symbolic manipulation about low-dimensional topology 2009/06 Complex analysis seminar Tokyo Institute of Technology

Yusuke Kiriu Algorithmic description, Refactoring and Symbolic computation about low-dimensional topology 　2009/06　Osaka University Topology Seminar　Osaka University

Yusuke Kiriu　"意思決定と判断材料形成のための数理科学 /芸術を中心としたスタジオフォンズの取り組みについて" 2009/8　Tokyo University GCOE集会 社会的モチベーションに基づく数理科学

Yusuke Kiriu "Symbolic Manipulation for pure function" (Joint with T.Sakasai) -Mathematica pure functions as being like Lambda expressions or anonymous functions-" 2009/10　pre-workshop seminar on　"Category Theory , Computer Science and Topology"　Tokyo Institute of Technology

Yusuke Kiriu Takuya Sakasai(Tokyo Institute of Technology)　"Symbolic behavior and symbolic manipulation 0 : Interlace" 2009/10　Workshop "Category Theory , Computer Science and Topology"　Shinshu University

Yusuke Kiriu Takuya Sakasai(Tokyo Institute of Technology） "Symbolic behavior and symbolic manipulation 1 : with computer"  2009/10　mini Workshop "Symbolic description and low-dimensional topology" Hiroshima University　

Yusuke Kiriu Takuya Sakasai(Tokyo Institute of Technology）"Symbolic behavior and symbolic manipulation 2 : without computer"   2009/10　mini Workshop"Symbolic description and low-dimensional topology"　Hiroshima University

Akira Ushijima(Kanazawa Univ.)　Yusuke Kiriu　 "Symbolic construction of developments of surfaces" 2009/10 mini Workshop"Symbolic description and low-dimensional topology"　Hiroshima University

Hideki Miyachi(Osaka Univ.) Yusuke Kiriu　"A symbolization of train tracks" 2009/10　 mini Workshop "Symbolic description and low-dimensional topology"　Hiroshima University

Yusuke Kiriu　"Introduction to "interaction with the full spectrum of contemporary art"" --Historical background of StudioPhones's movie "homes"-- 2009/12　Non-linear seminar Kobe University

Teruhisa Kadokami (East China Normal University) Yusuke Kiriu "Properties of Gauss phrase and category of regions" 2010/05/07　Osaka City Univercity　Friday Seminar

Teruhisa Kadokami (East China Normal University) Yusuke Kiriu "Properties of Gauss phrase and category of regions" 2010/05/08　Nihon University Topology Seminar (Seminar on Geometric Topology of dimension 3)