Where does “早弁” come from?

早弁 (Japanese) comes from Japanese 弁当, from Japanese 面筒, from Middle Chinese 面.

早弁 (Japanese): eating one's bento before lunchtime

Definitions

  1. eating one's bento before lunchtime

Ancestry of “早弁”, step by step

早弁 traces back through two separate lines of ancestry.

via Japanese 弁当

StepLanguageWordMeaning
1Japanese弁当food brought on the go
2Japanese面筒—
3Middle Chinese面—

via Japanese 早い

StepLanguageWordMeaning
1Japanese早いearly
Every word from Middle Chinese 面 →Every word from Japanese 面筒 →Every word from Japanese 弁当 →