波平正国

Naminohira Masakuni

Description

Naminohira Masakuni was active in late Kamakura to early Nanbokuchō-period Satsuma Province (modern Kagoshima Prefecture), representing the Naminohira school — one of Japan's oldest and most geographically unique sword-making traditions. Founded in the late Heian period (according to tradition by a smith from Yamato who settled in Satsuma), the Naminohira school operated continuously for over 700 years, making it one of the most enduring regional sword traditions in Japan. Masakuni's blades show the characteristic Naminohira aesthetic: itame-hada with masame mixed in, sometimes described as "Naminohira-hada," with a quality that reflects the Yamato-den influence of the school's origins. The hamon is primarily suguha or ko-midare with an overall sense of sober, understated beauty — a "shibusa" distinct from the dramatic chōji of Bizen or the wild nie of Sōshū. Fine ji-nie appears throughout, and the jihada has a slightly dark, dense quality characteristic of the region's materials. The Naminohira school served as the official swordsmiths of the Satsuma domain under the Shimazu clan, who ruled as one of Japan's most powerful daimyo families. The school's blades equipped the famously fierce Satsuma warriors through centuries of conflict, and tradition holds that Saigō Takamori (the great Meiji-era Satsuma hero) also carried Naminohira swords. This deep connection to Satsuma warrior culture gives the school's blades a cultural significance beyond their aesthetic merits. DATEKATANA presents Masakuni as an essential representative of Kyushu's most ancient and regionally distinctive sword tradition.

Famous Works

• 太刀（重要美術品）
• 太刀（重要文化財）