もちはもち屋。

もちはもち屋。

Every man for his own trade.

もちはもち屋(や)。

Mochi wa mochiya.

黐 (もち、モチ)

birdlime; Nepal holly (Ilex integra)

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

Readings: オク、や

Meanings: roof, house, shop, dealer, seller