Omocha Bako Series Dai 3 Wa: Ehon 1936-nen, Momotarou no Umiwashi Recommendations
Both are WWII propaganda.
Both are short, old, black and white movies. Both are more of a World War II propaganda. While Momotarou no Umiwashi has Momotarou fighting against eagles, Omocha-Bako Series, Dai-3-Wa: Ehon 1936-nen has characters from japanes folklore fighting against evil Mickey Mouse.