The original cover illustration for Oscar Nakasato's third novel, Ojiichan, was created to accompany this work that explores the life of Satoshi on his seventieth birthday and his transition into retirement.
The novel delves into his experiences with aging, highlighting the emotional struggle as he leaves behind a career of decades and faces a farewell party organized by colleagues and tributes from students who affectionately call him Satossauro. Despite the celebration of his retirement, the novel reveals the underlying pain Satoshi feels about this significant life change.
The book’s editing and design were handled by Denise Yui.