1. 船   ship   train   boat   bicycle   Hint Half-n-half Clue   2. 自転車   train   airplane   bicycle   ship   Half-n-half Clue   3. 帆船   car   boat   train   bicycle   Half-n-half Clue   4. 電車、汽車   train   car   airplane   ship   Half-n-half Clue   5. 飛行機   car   airplane   train   ship   Half-n-half Clue   6. 車   car   bicycle   train   ship   Half-n-half Clue