[wankoin] (adj-f) one-coin (i.e. able to be paid for with only one coin, esp. a 500-yen coin, sometimes a 100-yen coin); costing 500 yen; costing 100 yen
[いしきかじょう, ishikikajou] (n, adj-na, adj-no) hyperconsciousness; too great a sense (of); something being only one's imagination; letting imagination run away with one
[いっこくいちじょう, ikkokuichijou] (n) (1) (possession of) one feudal domain and one castle; being independent (acting without compromise or assistance); (2) establishing only one castle in each feudal domain (edict issued by the shogunate in 1615)