lifeboat; friend in need; helping hand; timely help
boat for transporting mud; boat made from mud (in folktales); (fig.) sinking ship
bathtub; boat with a bathtub rented to customers (Edo period)
fishing boat; boat-shaped hanging flower vase
(arch.) fast-moving rowboat; type of fast military ship
small, roofless boat used as a river taxi (Edo period)
flat-bottomed boat; flatboat; barge; scow
being fast asleep (and totally unaware of what is going on around one); know-it-all manner
straw boat for one's ancestral spirits to sail in
wooden transport ship used on Lake Biwa; vessel made from logs, e.g. large dugout canoe
utsuro-bune; hollow ship; unidentified craft said to have washed ashore in Ibaraki Prefecture in 1803, sometimes alleged to have been a UFO
plank raft; display stand for seafood (Edo period)
Bostrycapulus aculeatus (species of sea snail)
ox-palate nerite (Nerita albicilla); blotched nerite
Bostrycapulus gravispinosus (species of spiny slipper snail)