Miike Denta Mitsuyo was a swordsmith who resided at Miike in Chikugo Province. The founder is identified as a renowned master of the late period, whose representative work is the celebrated Odenta, transmitted in the Maeda family. "Mitsuyo" was not a single individual: the name was successively borne from the period into the period. Across all eras, signed works are exceedingly few. One branch of later smiths relocated to Aki Province, as documented by dated from Meitoku 2 (1391). The school's traditional style effectively comes to an end with the period; in the period, little of its former character remains.
From the time of the Odenta onward, the Miike style shares traits common to early Kyushu workmanship. The forging is that flows conspicuously, at times inclining toward , with presenting a "sticky" texture; (whitish ) is characteristic. The is predominantly in , with a tendency toward and elements of , showing a with a (subdued) inclination. The runs straight and returns in . An individuality of the school can be observed in its preference for carving wide, comparatively shallow , often accompanied by auxiliary , executed in kaki-nagashi or . The blade form characteristically shows a wide with a compact forming an (boar's-neck) appearance.
The characterizes even later-generation works as preserving the traditional manner in both and , and notes the school's stylistic continuity from the through the period. Across the corpus, the Miike school occupies a distinctive position among early Kyushu traditions, unified by the flowing grain, subdued , and broad sculptural grooves that define its identity from the time of its celebrated founder onward.