About AKIYAMA NAO
About 蛇の目ミシン工業
About YOKOI TAKASHI
About 日本女大 家政
About elderly person
About work load
About action
About morphology (form)
About motor capacity
About contact pressure
About sense
About aging (physiology)
About human factor
About Motor Skills
About 衣服ボタン
About the aged
About ボタンかけはずし
About 釦形状
About motor skills
About morphology
About 触圧感覚
About Man-machine system
About 衣服
About ボタン
About 高齢者
About かけはずし