About 145mm square wooden panel Also use unique traditional Japanese paper(松崎和紙-Matsuzaki washi. 信州手漉き和紙（松崎和紙）を使用しております。 Yoshina-ni : is an old-fashioned Japanese expression that roughly means “please take care of it as you see fit” or “I leave it to your good judgment.” It is a polite way of entrusting something to another person, showing both respect and trust in their discretion.