sentences:  They lost about 400 students and more than 10 teachers, and the building took great amounts of damage from the atomic bomb dropped on August 6, 1945.The Peace Museum is the part of the school building with the basement of the former Hiroshima City Honkawa Elementary School; it is kept as a place to learn about the importance of peace.The museum is operated by the Honkawa Elementary School PTA, as well as former members of the PTA, and is cleaned and maintained by the students.