etymologeek.com > Japanese > 是非共
Japanese word 是非共 comes from Japanese 是非.

是非共 etymology ?

是非共 detailed word origin explanation

Dictionary entryLanguageDefinition
是非 Japanese (jpn) (polite, circumlocutionary) please. Certainly, without fail, by all means Right and wrong.
是非共 Japanese (jpn) By all means (with the sense of not taking "no" for an answer).