Earth Cardboard Releases Five New Designs for Yu-Pack Shipping Boxes

New Designs from Earth Cardboard

Earth Cardboard Co., Ltd., headquartered in Iina Town, Saitama Prefecture, has announced the launch of five new designs of shipping boxes suited for Japan Post's Yu-Pack service. The new products will be available starting November 12, 2025, with product ID 2200 featuring a lovely watercolor flower frame design specifically created for the A6 size with a thickness of 3 cm.

Overview of the New Product

The newly introduced shipping box, along with four other designs, is designed not only for Yu-Pack but also for use with Click Post, standard international mail, and Mercari's Yu-Yu shipping method. Each box offers great versatility for different shipping needs.

- Product ID: 2200
- Name: A6/3cm Thick Yu-Pack Compatible Cardboard Box - Flower Frame (Watercolor)
- Material: White C5/C5
- Thickness: E/F (1.5mm)
- Weight: 35g
- Inner Dimensions: 158 × 115 × 25mm
- Outer Dimensions: 165 × 124 × 28mm
- Release Date: November 12, 2025
- Price: Starting from ¥39 (including tax)
- Purchase Link: Best Carton

Additional Designs

The following are the other designs being introduced:

- Flower Frame (Pink)

Product ID: 2201
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- Flower Frame (Red)

Product ID: 2202
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- Quilting Design

Product ID: 2203
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- Cat Pawprints

Product ID: 2204
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Commitment to Quality and Innovation

Since its establishment in March 1953, Earth Cardboard has continuously contributed to the success of its customers by valuing their feedback and leveraging years of expertise in manufacturing and selling cardboard products. They are committed to sustainability by aligning their operations with SDGs (Sustainable Development Goals) and have been recognized by various organizations for their innovative approach.

Their commitment to pioneering spirit and technological advancement is evident in their early entry into the online shopping market, which has built a sense of trust and reliability. Their goal is to continually provide new value propositions that cater to the evolving needs of society.