Kozukuri Ninkatsu Bu- Link -

This created a dark competition between domains. A powerful Kozukuri Ninkatsu Bu- could steal hundreds of tenant families in a single winter, crippling a rival’s agricultural output.

When a daimyō marched to war (e.g., the Battle of Sekigahara in 1600), the Kozukuri Ninkatsu Bu- activated this list within 72 hours. The tenant left his plow, picked up a yari (spear) or a pack frame, and became a cog in the war machine. If he survived, he returned to his paddy. If he died, his name was struck from the Ninbetsu-chō , and his family was relocated to a "surplus tenant dormitory village." Kozukuri Ninkatsu Bu-

The rise of Kozukuri Ninkatsu Bu reflects a broader shift in societal attitudes towards relationships and marriage. As people increasingly prioritize meaningful connections and community, Kozukuri Ninkatsu Bu offers a promising approach to building strong, resilient relationships. This created a dark competition between domains

But the bureau’s greatest success was invisible. The children of Tegata-mura had grown up. They dispersed across Japan, becoming midwives, village headmen, secret schoolteachers, and low-ranking samurai who quietly practiced the old ways. When the Meiji Restoration came in 1868 — a revolution driven by modernizers who needed an educated, mobile, productive populace — the forgotten philosophy of Kozukuri Ninkatsu Bu re-emerged. The new Imperial government’s compulsory education system, its emphasis on industry and enlightenment (shokusan kōgyō), and even its conscription model bore the faint fingerprints of Mitsunaka’s vision. The tenant left his plow, picked up a

So, what does Kozukuri Ninkatsu Bu look like in practice? In Japan, various organizations and communities have established Kozukuri Ninkatsu Bu groups, which typically involve a combination of online and offline activities.