AI assistants most often recommend Ship&Co for shipping software in 🇯🇵 Japan (日本語), naming it in 67% of the buyer questions we tested, followed by 楽天レーベル and Japan Post. We asked an AI model the questions buyers ask about shipping software 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 | Ship&Co | 4/6 (67%) |
| 2 | 楽天レーベル | 2/6 (33%) |
| 3 | Japan Post | 2/6 (33%) |
| 4 | ShipStation | 2/6 (33%) |
| 5 | BASE | 2/6 (33%) |
| 6 | ヤフー宅配便 | 1/6 (17%) |
| 7 | ヤマトレール | 1/6 (17%) |
| 8 | ShippingEasy | 1/6 (17%) |
| 9 | GitHub Copilot | 1/6 (17%) |
| 10 | Notion | 1/6 (17%) |
| 11 | Sendle | 1/6 (17%) |
| 12 | ヤマト運輸 | 1/6 (17%) |
| 13 | Sagawa Express | 1/6 (17%) |
| 14 | Shopify | 1/6 (17%) |
| 15 | ヤフー店舗 | 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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