"One Last Love Letter" comes to Blu-ray in a Deluxe Edition! Nazuna Terada (Haruka Ayase) begins writing a letter to a certain young man. -- Twenty-four years ago, 17-year-old Nazuna (Ami Toma) secretly harbored feelings for Shinsuke Fuku (Kanata Hosoda), a high school student she always saw on the same train. Meanwhile, Shinsuke lived a life devoted to boxing after school, aiming to become a professional boxer. Then, on their fateful day, March 8, 2000, arrives. -- In 2024, Shinsuke's father Ryuji (Koichi Sato) receives a letter from Nazuna. Within it he feels a true trace of his late son's life, and the days of Shinsuke that he never knew come to light. Ryuji then begins to write a letter addressed to Nazuna. Through the encounter between Ryuji and Nazuna, both of whom kept living after losing someone they loved, the truth of 24 years ago and the reason Nazuna wrote the letter are revealed. Hito wa Naze Love Letter wo Kakunoka-- that letter brings about a "miracle". The Deluxe Edition includes bonus footage: the making-of, an event footage collection, and a trailer & spot collection. A color booklet is enclosed.