Meanings

Boolean value

serious relationship (esp. one with the prospect of marriage)

vacuum pack

printed, semi-cursive, and cursive styles of writing Chinese characters

vactrain

photographic memory

writing in kanji

writing entirely in kanji

freshwater jellyfish (Craspedacusta sowerbii)

incense variety used in kōdō (orig. from eastern India)

tube amplifier

incense variety used in kōdō (orig. from Malacca)

wholeheartedly

Hotsuma (script)

family photo

true

archive photo

solar print

tautology

excellent