“6-hole”... Highly recommended for playing contemporary music. (Easy to play / Seamless transition from 5-hole / Fewer disadvantages than 7-hole) ... I believe this will become the mainstream. Handmade "PVC pipe (water pipe) shakuhachi" New, original, and tuned (equal temperament) ＜Size＞ ・ Total length: Approximately 55.4 cm (slightly longer due to the open end of the pipe) ＜Mouthpiece＞ ・ Front of mouthpiece: Approximately 23 degrees ・ Chin rest: Processed with carving (see image) ・ Both inner edges of the front of the mouthpiece: Processed with carving (see image) ... for easier sound production ＜Holes＞ ・ 6 holes ＜Color＞ ・ Black with red crackle paint (semi-gloss finish) ＜Selling Points＞ ・ No seam on the outside of the mouthpiece: Original "triple mouthpiece". (Not just for appearance, but also for good balance without making the mouthpiece too heavy) ・ Mouthpiece size: Outer diameter: Approximately 3.7 cm, inner diameter: Approximately 2.1 cm, wider than standard PVC shakuhachi. (Similar size to a bamboo shakuhachi) ・ Shape of the pipe end: Unique curve and flare, and the front of the pipe end is slightly flattened into an oval. (Improves not only the appearance but also the sound) ・ Painting: After base treatment, several coats of paint are applied, and finally several coats of clear coating. The inside of the pipe end is also painted. (Confident in the high-quality feel and durability) ・ Marked with the name "Kozan". ＜Service＞ ・ Mouthpiece cover (knitted) ... Colors and designs may differ from the photo ＜Shipping＞ Free ＜Delivery Method＞ ・ "Home delivery service" ＜Payment＞ ・ Only the purchase price ・ If there is a delay in payment processing after purchase, please contact us ＜Product Request Acceptance＞ ・ Size: From 1 shaku 1 sun to 2 shaku 1 sun (in increments of 1 sun) ・ Joints: None (single pipe) ・ With joints (2-piece or 3-piece) ・ Number of holes: 5 holes, 6 holes, 7 holes (0.5 holes can be selected for medium and large meri) ・ Paint color * Please feel free to inquire in the "comments" section for any questions, requests, or listing requests. * Returns and claims are not accepted except for obvious mistakes on our part, so please be sure to check the description and images carefully before purchasing.