a brown-haired guy in a school suit writes an equation on a school board, a background in the classroom, classic anime style, moe style
a brown-haired guy in a school suit writes an equation on a school board, a background in the classroom, classic anime style, moe style
a brown-haired guy in a school suit writes an equation on a school board, a background in the classroom, classic anime style
moe style
a young man in a suit standing in front of a chalkboard
a boy in a suit standing in front of a chalkboard
a man in a suit standing in front of a chalkboard
a man in a suit standing in front of a blackboard