golden cuttlefish (Sepia esculenta); Japanese spineless cuttlefish (Sepiella japonica)
ink line; tool for marking long, straight lines on flat surfaces; inkpot; ink bottle
inkpot; ink bottle; inking; going over in ink
printed characters (as opposed to Braille)
certificate; certified document; (the) thumbs up; seal of approval; paper with signature of the shogun or lord
diametric opposites; night and day; black and white; (lit.) snow and ink
marbling print; paper marbling
key plate (in 4 colors process printing); K plate
key block (in woodblock printmaking); key plate (in 4 colors process printing); K plate
floating goby (Gymnogobius petschiliensis)
standard black (in printing); plain black; flat black; K100 black
blotting out characters with ink
resuming writing after adding more ink to one's brush
Mitsui Sumitomo credit card