Mercari
¥500 in points (can be auto-converted into Bitcoin and more)
Details
Mercari’s friend invite for its flea-market app. Sign up with an invite code and both you and the inviter get ¥500 in points (within 14 days). Turn on “Point Investment”, launched on Sept 15, 2026, and free points you receive automatically buy Bitcoin or Ethereum
To get itJapan residents. Enter the invite code on the sign-up screen (it can’t be added later). Point Investment needs ID verification and age 18 to 74 (sign-up from Japan confirmed in Oct 2026)
Note: Points expire 30 days after you get them (counting that day). Point Investment only uses free points granted after you turn it on. There is no fee, but prices include a spread, and crypto can fall in value. Points obtained improperly are cancelled
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