Seseragi no Awai Niji (2013)

Seseragi no Awai Niji 2013 / せせらぎの淡い虹 2013 / A Pale Rainbow of Murmuring

Kou, who aims to become a cook, lives alone in Tokyo. From an early age he realized that he was different from his surroundings, only later on in life he realized he was gay. One day, after being informed of his father's death, he returns to his parents' home for the first time in a while. His uncle, Taizo, recommends Kou to get married early. Kou leaves the place to escape reality and arrives in a bamboo grove, a secret place for him as a child. Eiji, a high school teacher who loves him, appears there and surprises him. He was thrilled to see him again after a long time. Eiji leaves after an extending an invitation to go fishing later. (Source: Douban || Translation = XuongPhim)