Irene 1 b The first full-length work of the master who deals with the agony of love b Yutaka Tanaka, the artist who is known as the master of the first love, presents the sweet love and happiness of the lovers. Ai-ren "is a monumental feature-length work and the first young mans work, which was the first time that a writer who worked on a short film focused on the genre of commercials.