証明
proof, verification, certification
招待
invitation
集中
concentration, focusing, centralization, integration
収穫
harvest, crop, fruits (of one's labors)
徹夜
staying up all night
取れる
to come off, to be removed, to be obtainable
取り上げる
to pick up
通学
commuting to school, school commute
受け取る
to receive, to understand
運転
operation, driving