# MerPay

> Source: https://docs.barcoder.ai/docs/wallets/merpay
> research date 2026-06-01 · extracted at 2026-10-07
> Publisher: Barcoder — encyclopedia of QR, barcode and payment-code standards

Specifications:
- [MerPay — official](https://jp.merpay.com/)

## Overview

**MerPay** is **Japanese mobile wallet** + **Mercari Inc TYO: 4385 Japanese C2C marketplace parent** + **one of Japan's most popular C2C-anchored mobile wallets integrated within Mercari marketplace** + **~18M+ Japanese users** <sup>[1][1], [Japan report](https://docs.barcoder.ai/docs/payments/JP)</sup>.

## History

**Feb 13 2019 — MerPay launched by Mercari as Japanese C2C-anchored mobile wallet** distinctive Japanese C2C-anchored mobile wallet heritage.

**Nov 2019 — MerPay integration with NTT Docomo iD contactless payments**.

## Ownership & operator

**Operating entity**: **MerPay** (Japanese mobile wallet; Mercari parent).

**Major shareholders**: **Mercari Inc (TYO: 4385; Japanese C2C marketplace; Shintaro Yamada founder + CEO)**.

**Regulators**: **FSA Japan + BoJ**.

## Technical integration

MerPay integrated within Mercari mobile app (iOS + Android; ~18M+ Japanese users) + jp.merpay.com online + MerPay Mastercard prepaid card; JP Zengin + JP QR Payment Link + MerPay QR Japanese C2C-anchored mobile QR payment scheme.

## Implementations & partners

**Mercari parent**: [Mercari + Merpay](https://docs.barcoder.ai/docs/wallets/mercari-merpay) (Mercari Inc; TYO: 4385; Japanese C2C marketplace; Mercari + Merpay + Mercoin + Mercari US parent).

**Major Japanese mobile wallet + payments competitors**: [PayPay](https://docs.barcoder.ai/docs/wallets/paypay) (PayPay; SoftBank + LY Corporation JV; Japan's largest mobile wallet by users + transactions; ~65M+ Japanese users) + [LINE Pay](https://docs.barcoder.ai/docs/wallets/line-pay) (LINE Pay; LINE mobile wallet; Japanese operations via LY Corporation) + [d払い (d Barai)](https://docs.barcoder.ai/docs/wallets/d-barai) (d払い d Barai NTT Docomo Japanese telecom mobile wallet; ~56M+ Japanese users) + [au PAY](https://docs.barcoder.ai/docs/wallets/au-pay) (au PAY KDDI Japanese telecom mobile wallet; ~35M+ Japanese users) + [Rakuten Pay](https://docs.barcoder.ai/docs/wallets/rakuten-pay) (Rakuten Pay; Rakuten Japanese e-commerce mobile wallet; ~40M+ Japanese users) + [Suica](https://docs.barcoder.ai/docs/wallets/suica) (Suica JR East Japanese transit + retail prepaid card) + [Pasmo](https://docs.barcoder.ai/docs/wallets/pasmo) (Pasmo Tokyo Metropolitan Japanese transit + retail prepaid card) + [MUFG Bank (Mitsubishi UFJ Direct app)](https://docs.barcoder.ai/docs/wallets/mufg-bank) (MUFG Bank Mitsubishi UFJ Financial Group; TYO: 8306 + NYSE: MUFG; Japan's largest commercial bank by assets) + [Olive (SMBC + Sumitomo Mitsui Card)](https://docs.barcoder.ai/docs/wallets/smbc-olive) (SMBC Olive Sumitomo Mitsui Banking Corporation; TYO: 8316; Japan's #2 commercial bank by assets) + [Mizuho Bank (Mizuho Direct + Mizuho Wallet)](https://docs.barcoder.ai/docs/wallets/mizuho-bank) (Mizuho Bank; TYO: 8411; Japan's #3 commercial bank by assets) + [Japan Post Bank (Yucho)](https://docs.barcoder.ai/docs/wallets/japanpost-bank) (Japan Post Bank Yucho; TYO: 7182; world's largest bank by deposits) + [Seven Bank](https://docs.barcoder.ai/docs/wallets/seven-bank) (Seven Bank; TYO: 8410).

**Regulators**: FSA Japan + BoJ.

## Status

**Active, Japanese mobile wallet + Mercari Inc TYO:4385 Japanese C2C marketplace parent + one of Japan's most popular C2C-anchored mobile wallets integrated within Mercari marketplace + ~18M+ Japanese users** <sup>[1][1], [2][2]</sup>.

## Sources

[1]: https://jp.merpay.com/ "MerPay — official"
[2]: https://en.wikipedia.org/wiki/Mercari "Mercari — Wikipedia"
[jp-cro]: https://docs.barcoder.ai/docs/payments/JP

- [1] [MerPay — official][1]
- [2] [Mercari — Wikipedia][2]
- <sup>[Japan report](https://docs.barcoder.ai/docs/payments/JP)</sup> In-corpus: `reports/countries/JP-japan.md`

## Source

Biography extracted from [merpay.md](https://docs.barcoder.ai/source/wallets/merpay). See `matrix.md` for standards-support matrix if present.