gregorius yamada, original, 4girls, 6+boys, animal, bento, boat, brown eyes, brown hair, canoe, chalkboard, chopsticks, classroom, deluge, desk, fishing rod, flood, flower, food, hydrangea, indoors, multiple boys, multiple girls, mushroom, one-piece swimsuit, pencil, rain, school, school desk, school swimsuit, school uniform, shark, short hair, snail, socks, speaker, surreal, swimsuit, teruterubouzu, tissue, umbrella, wading, water, watercraft, what