parallel evolution

Alternative spelling of 平行四辺形 (“parallelogram”)

(neologism) a man who actively participates in looking after their children; a man who enjoys parenting

of poor production quality; low quality / ugly; unattractive

poor production quality; low quality / ugliness; unattractiveness

Kanji characters outside of the jōyō kanji and jinmeiyō kanji lists. For example, 攪.

(electric) switch

an unceremonious party, an event with no formality, a party where rank and position are disregarded

to fatten (livestock)

(for) how many days / what day (of the month)