A unit of measure equal to 10⁻¹² m; (UK) picometre, (US) picometer.

(UK) micrometre, (US) micrometer

Used other than figuratively or idiomatically: see 通常, 運転. / (transport) normal operation / (figuratively, of a person) business as usual; same old same old

February

(music) final downmixing of tracks to 2 left and right (stereo) channels

square metre

vitamin D2

Synonym of リボフラビン (ribofurabin, “riboflavin”); vitamin B2

2.5D / (by extension, fandom slang) belonging to a grey area between "2D" (anime, etc.) and "3D" (live-action, etc.), such as voice actors

(Internet slang) A member of the online 2channel community.