POS Software in Tokyo, free and open source

Retailers and restaurants in Tokyo are moving to Posnic, a complete POS software that costs nothing and hides nothing. It is open source, runs fully offline on your own computer, and handles sales, inventory and reports without a monthly fee.

Why Tokyo businesses choose Posnic

Inventory that adds up

Live stock with every sale, low-stock alerts, purchase receiving and a full movement history behind each number.

Restaurant mode included

Table ordering, kitchen tickets and hybrid retail-plus-dining in the same software, at no extra cost.

Multi-store ready

Run one shop or a chain across Japan: each store keeps its own settings, consolidated in cloud dashboards when you subscribe.

Free and open source

The complete application is public on GitHub under AGPL-3.0. No trial, no feature locks, no telemetry.

Your data stays yours

Everything lives in a local database you control, exportable to CSV any day, with a documented sync protocol.

Hardware friendly

Thermal receipt printers, barcode scanners, label printing, weighing scales and cash drawers are all supported.

Posnic for your business: Grocery · Restaurants · Cafes · Fashion · Pharmacy · Electronics · Hardware

POS Software questions from Tokyo

Is Posnic POS software really free in Japan?

Yes. Posnic Community Edition is free forever, everywhere including Tokyo. It is open source under AGPL-3.0 with all features included. Posnic Cloud, the optional sync and backup service, is the only paid product.

Does Posnic work offline in Tokyo?

Yes, completely. The software runs on your own computer and needs no internet connection to sell, print receipts or manage stock. Cloud sync, if you use it, catches up automatically when the connection returns.

Does Posnic handle consumption tax in Japan?

Posnic uses configurable tax groups, so consumption tax rates are set once and applied automatically, with inclusive or exclusive pricing and tax-wise report summaries.

Also in Japan: Osaka · Yokohama · Nagoya · Fukuoka · Sapporo · Kyoto

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