► 名詞雑学 [(2)ざつがく]
meaning: trivia rank: 4☆
彼は雑学
博士だ ⇨ He is a walking encyclopedia of trivias
(☛ Literally “miscellaneous study”. Something not very useful but interesting)豆知識 [(3)まめちしき]
meaning: trivia rank: 4☆
面白い豆知識 ⇨ Interesting trivias
(☛ Literally “pea knowledge”.)