Much material on Nagumo's life has never appeared in English, while other records have disappeared. Published biographies also disagree. The research for this account gives preference to books grounded in Japanese-language sources. Some Japanese texts have been consulted through Google Translate, so the reconstruction depends in part on machine translation.
Notable Point · 29:03-30:07
Why Nagumo's prewar career is difficult to reconstruct
Missing translations, vanished records, and conflicting biographies make Nagumo's prewar career a source-critical problem as well as a leadership study.