(humorous) Alternative form of わかりません (wakarimasen, “I don't know”)

polite negative of わかる (wakaru); negative of わかります (wakarimasu)

Contraction of わからない (wakaranai), the informal present negative form of わかる (wakaru).

question, problem on homework etc. / a question; a matter (of time etc.) / a problem (something that needs to be dealt with); a trouble / an issue; a matter

Clipping of 零式艦上戦闘機 (Rei-shiki Kanjō Sentōki, “Type 0 Carrier Fighter: Mitsubishi A6M Zero”).

war record, military achievements

good sense for something like art, music, or tact, good taste in them, a feel for them

warrior (person actively engaged in battle, conflict or warfare)

jianzhi (Chinese paper cutting)

cabin (a private room on a ship)