(2channel slang, vulgar, derogatory) intellectual disability person / (2channel slang, vulgar, derogatory) insane person

pond and swamp

(historical, dance) bayi: an ancient Chinese dance, originally presented to emperors during sacrificial rites, performed by 64 people accompanied to 雅楽 (gagaku, “yayue”) music

treasure map

weaning / independence

to wean / to cease to depend on parents, to become an adult

(organic chemistry) ethylene

撥: plectrum for instruments such as the biwa and shamisen / 桴, 枹: drum stick for instruments such as the taiko and gong

a place name

(obsolete) The hentaigana syllable that is used to represent u in old Japanese text.