Bank account numbers in Japan's domestic format — correct length and structure for seeding ledgers and payment tests. Synthetic, never a real account.
普通 3363955| Browser | sampuli.site — pick Japan, generate, export CSV/JSON |
| REST API | curl https://sampuli.site/api/v1/jp/account?n=25 |
| npm | npx @sampuli/data jp.account |
| Node | import { generate } from '@sampuli/data'; generate('jp.account') |