朝飯前: A piece of cake; an extremely simple thing.

(idiomatic) A piece of cake; an extremely simple thing, something trivial, a cinch, easy as pie.

to fit / to get stuck, to become embedded / to be right, be appropriate, fit / to fit a pattern / (informal) to be hooked

being stomachic (beneficial to the stomach)

a stone / (slang, electronics) a transistor

for grains of rice; one koku is equal to approximately 180 litres / (by extension, historical) for land of famous daimyo or samurai; one koku is also approximately 180 litres

counter for gemstones used as bearings in watches and other devices / (slang, electronics) counter for transistors, especially discrete ones

stone / needle made of stone / go stone / something solid but worthless / Short for 石見国 (Iwami-no-kuni): Iwami Province

stone; rock

everything