Makkuro na Obentô The true story a young boy who left for his job with a lunch box his mother prepared for him the day of the atomic bombing of Hiroshima. Details Casts Posters Title Makkuro na Obentô Release Date 1990-06-12 Runtime 00 Hours 50 Minutes Genres History Animation War Production Companies Unknown Production Countries Japan Mika Doi... ... Maaya Sakamoto... ... Original Size (514x750)