Can someone explain to me how to use the 'marking flap' on Weeks' clear covers? : r/hobonichi

Hobonichi Techo Clear Cover “tsuta” for Weeks : Office Products

How I use my hobonichi weeks mega yes, I switched 🙃 (again)

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This Craft Supplies & Tools item by ttstore has 533 favorites from shoppers. Ships from Japan. Listed on Jan 19, 2024

Hobonichi Weeks Clear Cover, Clear Cover for Hobonichi Techo Weeks / Weeks MEGA

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Hobonichi / Clear Cover for Weeks - Accessories Lineup - Hobonichi Techo 2022

Cover and Basic Features - Hobonichi Techo Weeks - Book Buying Guide - Hobonichi Techo 2019

Hobonichi Accessory - Clear Cover for A5 HON