1. 錠   lock   tricycle   seat   pedal   Hint Half-n-half Clue   2. 警笛   tricycle   chain   horn   exhaust pipe   Half-n-half Clue   3. 踏み板   engine   lock   tire pressure   pedal   Half-n-half Clue   4. 座席   wheel   engine   gear lever   seat   Half-n-half Clue   5. 電線   chain   wheel   cable   shock absorber   Half-n-half Clue   6. 変速レバー   seat   tire pressure   shock absorber   gear lever   Half-n-half Clue   7. 緩衝器   shock absorber   engine   helmet   chain   Half-n-half Clue