Raisu's personality together with an episode of his discontinuance of (expulsion from) the rakugo storyteller career are related by "Danshi Gakuya Banashi" (Greenroom Talk of Danshi, publisher: Bunshu Bunko) authored by Danshi (TATEKAWA).
当人の人となりと落語家廃業（破門）に至る過程は談志『談志楽屋噺』（文春文庫）に書いてある。