Masaru Yamamoto is a character who is known as the 1st male Album-tan. He is the boyfriend and true friend of Yumeko Shinkai.
Unlike the other albums, Masaru only loves Yumeko. He can do anything to protect her.
Masaru is cold-hearted, and a loyal friend. He is very helpful to Yumeko a lot especially his dreams to become Yumeko's partner.
He likes Yumeko through the years.He dislikes dying, dust, and corruption.