On September 13, 1913, he completed "The Last Testament of Okitsu Yagoemon" (first draft), having been inspired five days previously by Maresuke NOGI's death following his master to the grave.
翌9月13日、乃木希典の殉死に影響を受けて5日後に『興津弥五右衛門の遺書』（初稿）を書き終えた。