Precoloring extension involving pairs of vertices of small distance. - Chihoko Ojima; Akira Saito; Kazuki Sano (Discret. Appl. Math., 2014)

Spanning trees homeomorphic to a small tree. - Akira Saito; Kazuki Sano (Discret. Math., 2016)

A Watermarking Method for Embedding into the External Shapes of Objects. - Hiroshi Yamamoto; Kazuki Sano (ISITA, 2018)

Picking up One of the Folded and Stacked Towels by a Single Arm Robot. - Satonori Demura; Kazuki Sano; Wataru Nakajima; Kotaro Nagahama; Keisuke Takeshita; Kimitoshi Yamazaki (ROBIO, 2018)