Ōhira Uchigumori Renge 1486g – Shohonyama
This is a natural finishing whetstone from the Ōhira mine in Shohonyama, Kyoto, Japan. It is a large Uchigumori with renge patterns, weighing 1486 g and measuring 235 × 80 × 34 mm.
The stone is a no-suji premium piece, with a hardness in the medium to slightly hard range. Uchigumori from Ōhira is highly prized for sword polishing, especially in the final stages, and this stone is equally suitable for fine kasumi finishing on kitchen knives, chisels, and plane blades.
✨ Features
Origin: Ōhira mine, Shohonyama (Kyoto, Japan)
Type: Uchigumori with renge patterns
Size: 235 × 80 × 34 mm
Weight: 1486 g
Hardness: Medium to slightly hard
Condition: No suji, premium quality
Coating: Back and sides sealed with Ishisan (water-based protective sealant)
🔪 Recommended for
Japanese sword polishing (final stages)
Kasumi finish on kitchen knives
Chisels and planes
Decorative or cosmetic polishing
A rare Ōhira Uchigumori with renge, large format and free of suji — combining superb performance for professional use with strong value as a collector’s stone.
