GAACAL x Mezzo Piano x Hello Kitty Adult Notebook

$41.45 (税込)

Introducing items filled with the charm of the children's clothing brand "Mezzo Piano Junior" characters and the globally beloved character Hello Kitty.
Hello Kitty's cuteness will add color to your daily life and make you feel adorable, all within Mezzo Piano's sweet and romantic world.

Functionality and Ease of Use
• Magnetic A5-sized system notebook
Opens and closes with a single touch, ensuring it won't accidentally open in your bag.

• Refillable
Customize freely for various uses such as a planner, life log, or diary.

• Side Pockets
Stores sticky notes, cards, photos, etc., perfect for work, study, and private use.


A special design with Hello Kitty's ribbons and motifs scattered on Mezzo Piano's elegant pastel colors.
Combining elegance and cuteness, it's perfect for both adult women and students.
This limited edition collaboration item is also ideal for collecting. Recommended as a gift.

Included Refills
・Ruled (A-rule) 64 sheets
・Graph 4 sheets
・Plain 4 sheets
・Dot 4 sheets
・Plain (with tear-off perforations) 4 sheets


・Weight: 488.3g
・Cover size: W226 × H172mm
・Notebook internal size: W208 × H142mm
・Ring diameter: Approx. 2cm
・Cover material: PU leather

Scheduled shipping: Sequentially from late June 2026

【Purchase Bonus】

Receive one original transfer sticker with purchases of 8,000 yen (tax included) or more! Simply apply it to small items or stationery to complete your very own "cute world." It's a girly and stylish decorative item perfect for smartphone cases and PCs.

✔ Transfer type that adheres firmly and finishes beautifully when applied
✔ A special design packed with femininity
✔ 1 type / 1 sticker per order (limited quantity)

※ While supplies last.
※ This sticker is not sold separately.


© NARUMIYA INTERNATIONAL CO., LTD.  
© 2025 SANRIO CO., LTD. APPROVAL NO. L663394

Thank you for using GAACAL.
Please check the following before purchasing.
◆About price notation
All prices listed are inclusive of tax.
◆ Regarding inquiries
For inquiries, we will only respond via email. Please contact us at info@gaacal.com.
◆Trouble receiving emails
Once your order is complete, an automatic email will be sent to you confirming your order.
If you have not received the e-mail, please check whether it has been sorted into your spam folder or whether it has been blocked or deleted by an e-mail filter.

If you have set your email settings to allow or block emails, you will not be able to receive emails after registering as a member or placing an order. As a workaround, please set your email settings to allow emails from the address "info@gaacal.com".

If you do not receive an email within a certain time, please contact us using the details below.
Customer Support↓
info@gaacal.com
*Please also set up your email address so that you can receive emails from this address as well.
◆About cancellations
▼If you have already made a purchase and paid, we cannot accept cancellations or changes. This is because we need to secure stock and prepare for shipping.
▼If you wish to cancel your purchase after not paying, please cancel the payment. Your order will be automatically cancelled in a few days.
▼Obviously, cancellations are not possible after shipment. If you refuse to receive the item and are forced to cancel and return it, we will not be able to resend the item, cancel the order, or refund you the item. This is because the shipping fee has already been incurred.
▼The system does not allow you to extend the payment deadline. If your order is automatically canceled, you will need to place a new order.
◆About returns and exchanges
We do not accept returns or exchanges for reasons of customer convenience.

▼Wrong order▼Wrong size or color ordered▼Image differs from actual product▼Problems with delivery, such as not arriving on the planned date▼Already used, altered, or damaged▼If more than 3 days have passed since arrival▼Other purchases due to insufficient customer confirmation

We will accept returns and exchanges for the following two items.
If you receive a product that is different from the one you ordered, or if the product is defective, please contact us within 3 days after checking the product.
For products that are in stock, we will process the exchange.
For items that are out of stock, we will process a refund.
◆Shipping estimates: For those ordering Apple Watch bands, smartphone cases, miscellaneous goods, etc., it will take approximately 2 weeks for shipping after payment has been confirmed.

◆About shipping costs
All our deliveries are made via Sagawa Express, Yamato Transport, or Japan Post.
The shipping method will be selected according to the size of the product and the delivery address.
Please note that we cannot be held responsible for any loss, damage or other issues that occur during delivery.
Domestic shipping is free for orders over 2,000 yen.
Nationwide shipping fee is 500 yen (excluding Hokkaido and Okinawa)

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For Hokkaido and Okinawa:
Hokkaido shipping fee: 1100 yen Okinawa shipping fee: 2,300 yen

*Free shipping for orders over 5,000 yen in Hokkaido.
*Free shipping for orders over 8,000 yen to Okinawa.

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