Kojin de Ekkyou
越境EC支援
The shortest path from where you are to the U.S. market.
Cross-border e-commerce support for small BASE shop owners in Japan — from preparation through a first round of U.S. test marketing, handled end to end.
Sole proprietor / Nakagane Seito
The home base of a sole proprietor running multiple ventures.
The portfolio site of Office 307, operated by sole proprietor Nakagane Seito. A gateway to each ongoing venture.
Ongoing ventures
Ventures operated by Nakagane Seito as a sole proprietor. See each site for details.
kufū
生活雑貨キュレーションEC
Clever little things from Japan.
A small curation of clever Japanese household goods for the U.S. — found in Tokyo, shipped from NYC.
About the operator
Office 307 is the trade name under which Nakagane Seito operates as a sole proprietor. This site is a gateway to each venture and a place that makes the operator’s location and contact clear.