Meanings

numbers game

free oxygen

personal seal (oft. of favorite words or phrases rather than one's name)

sportfishing

esplanade

child's play

educated loafer (living off family wealth)

Mukōgaokayūen Monorail Line

Innocents Abroad (novel by Mark Twain)

Japanese Association of Play Therapy

Pachinko Pachislot Security Information Organization

Yu-Gi-Oh! (manga series and media franchise)

Journey to the West (classic of Chinese literature)

seesaw (game)

prank

drinking party hall

garden party