特とく殊しゅ潜せん航こう艇ていMeaningsNoun1. special purpose submarine (esp. Japanese midget submarines used in WWII)Kanji used特special殊especially潜lurk航navigation艇rowboatPitch accentとくしゅせんこうていComposed of特とく殊しゅspecial; particular; peculiar; uniqueNa-adjective潜せん航こうsubmarine voyage; underwater navigationNoun艇てい(small) boatNoun