461-ko no Bentou wa, Oyaji to Musuko no Otoko no Yakusoku.
461個の弁当は、親父と息子の男の約束。
A manga adaptation of an essay by Toshimi Watanabe, it centers on a father and son who share a daily promise through lunch. Each day, the father prepares a bento box for his son, continuing the tradition for 461 consecutive days. The story captures the quiet, emotional bond between them through this simple, recurring act.