九〇式大空中聴音機
きゅうまるしきだいくうちゅうちょうおんき- 1Japanese war tuba ; pre-radar acoustic locator used by the Imperial Japanese Army Translated by Jiyomi
noun (common) (futsuumeishi)
Kanji · tap to open
JMdict entry 2825907. Source and licence.
JMdict entry 2825907. Source and licence.