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 freee POS and 楽天ペイ. 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 | freee POS | 3/6 (50%) |
| 3 | 楽天ペイ | 2/6 (33%) |
| 4 | Shopify POS | 2/6 (33%) |
| 5 | 楽天レジ | 1/6 (17%) |
| 6 | Square Point of Sale | 1/6 (17%) |
| 7 | FreePOS | 1/6 (17%) |
| 8 | Shopify | 1/6 (17%) |
| 9 | Square | 1/6 (17%) |
Method: 6 representative buyer questions via a large language model, 🇯🇵 Japan (日本語). Updated 6/26/2026. A proxy for how AI assistants describe this category.
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