Development of Methods to Enhance Staff Members' Chats in Refresh Areas in Workplaces for Encouraging Their Knowledge Sharing. - Hidenori Fujino; Motoki Urayama; Takayoshi Kitamura; Hirotake Ishii; Hiroshi Shimoda; Kyoko Izuka; Ryo Shimano; Misato Tanemoto; Misaki Maeda; Manabu Goto; Masaki Kanayama (HCI (14), 2018)