Observed arrival · 2026-10-01
お金の確かめラボ: Check Before You Move Money
A Japanese personal-finance blog that checks investing, tax, pension, and household-money claims against public sources and worked calculations.
- For
- Japanese household-finance decision-makers
- Worth noticing
- A resident-tax calculator addresses the ¥200,000 side-income threshold and says entries stay on the user's device.
Field notes
The homepage groups material into eight finance categories and lists worked examples alongside procedural guides. Topics include comparing tax deductions, estimating when pension deferral breaks even, and tracing how policy-rate changes may affect mortgage payments. A listed side-income calculator estimates income, tax, and paperwork; the page says its inputs are stored on the user's device. The writer identifies as a systems engineer and says more than 100 trading rules have been tested.
Observed signals
Read the marks
Editorial observations of this landing page, not a rating.
One card from the complete issue