No Japan does not tax Japanese citizens with foreign residency. They did start an exit tax for departing Japan residents to discourage this. Japanese tax resid

No Japan does not tax Japanese citizens with foreign residency. They did start an exit tax for departing Japan residents to discourage this. Japanese tax residency has a slippery legal definition, tax residency begins the day after you enter the country “for a purpose exceeding one year” (as determined by the tax authorities not you). So they do often challenge foreign residency claims.