Notes on verification

Confirmed by NDL Search bibliographic record and independently corroborated by publisher Maruzen's product page/press release and hanmoto.com, all consistent on the 24,000 yen pre-tax list price. [tier=silver indep_score=0.525 clusters=2 claim_tier=everyday | framework convergence=partial (upstreams: Maruzen Publishing (publisher's own pricing), JPRO 出版情報登録センター (Japan's book publication information registration center, used by hanmoto.com)) — publishers independent, evidence may not be | kind=empirical eligibility=high]