AI assistants most often recommend AirREGI for point of sale systems in 🇯🇵 Japan (日本語), naming it in 100% of the buyer questions we tested, followed by 楽天レジ and FreePOS. We asked an AI model the questions buyers ask about point of sale systems and tallied which brands it named most — "share of voice" in AI answers, who AI recommends when no human is watching.
| # | Brand | AI share of voice |
|---|---|---|
| 1 | AirREGI | 6/6 (100%) |
| 2 | 楽天レジ | 3/6 (50%) |
| 3 | FreePOS | 2/6 (33%) |
| 4 | freeeレジ | 2/6 (33%) |
| 5 | 店長の友 | 1/6 (17%) |
| 6 | 店長 | 1/6 (17%) |
| 7 | SmartStore | 1/6 (17%) |
| 8 | Retail Pro | 1/6 (17%) |
| 9 | GMOペイメントゲートウェイ | 1/6 (17%) |
| 10 | Shopify POS | 1/6 (17%) |
| 11 | Square | 1/6 (17%) |
Method: 6 representative buyer questions via a large language model, 🇯🇵 Japan (日本語). Updated 10/19/2026. A proxy for how AI assistants describe this category.
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