go

1. Origins, structure, and basic meaning

• Structure: 往 has 8 strokes and the on-reading おう. Its sense of going appears in the movement words 往復 (おうふく) and 往来 (おうらい).
• Basic usage: 往復 means going somewhere and returning; 往来 means traffic or passage back and forth.

2. Common pitfalls and similar expressions

• A round trip and ongoing passage
  • 東京と大阪を一日で往復した means made a same-day round trip between Tokyo and Osaka. 家と駅の間を毎日歩いて往復しています likewise describes walking from home to the station and back each day.
  • 人の往来が激しくなる means that foot traffic becomes heavier. 川の両岸を自由に往来できる means being able to move freely between the river's two banks.