solely, only, entirely

one

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

cinnabar / a yellowish-red pigment made from lead oxide, used, for example, in nihonga / medicine, especially one for inducing immortality / a yellow-red color, as of cinnabar

a surname

swamp, wetlands; (ghost character)

sigh

podium, stage, rostrum, terrace