1. romendensha   streetcar, tram   kayak   raft   subway   Hint Half-n-half Clue   2. pikkuappuban   monorail   sailboat   breakdown van, tow-truck   pickup truck, pick-up van   Half-n-half Clue   3. jettoki   cruiser   pickup truck, pick-up van   glider   jet plane   Half-n-half Clue   4. mootaabooto   raft   kayak   cruiser   motorboat   Half-n-half Clue   5. ikada   raft   scooter   jet plane   sailboat   Half-n-half Clue   6. yotto   jet plane   yacht   cruiser   monorail   Half-n-half Clue   7. teikiryokyakuki   monorail   breakdown van, tow-truck   airliner   yacht   Half-n-half Clue