When are MOTTERU's new waterproof cases released?

Both MOT-WPC04 and MOT-WPC05 go on sale June 4, 2025 (Thursday) via ECmalls and physical stores.

How much do the MOT-WPC04 and MOT-WPC05 cost?

Regular MOTTERU direct price is ¥3,310 (tax included); a limited-quantity monitor sale price of ¥1,980 (tax included) is also available.

What makes MOT-WPC04's float design special?

A cushion structure on the case back provides buoyancy so the smartphone doesn't sink if dropped in water, reducing loss risk.

Where is MOT-WPC05's glow-in-the-dark feature most useful?

The phosphorescent material stores light and emits a gentle glow in darkness, making the phone easy to spot at night pools, camping sites, and music festivals.

What is the waterproof rating and maximum compatible phone size?

Both cases carry IP68 certification. MOT-WPC04 fits up to 85×180×15mm; MOT-WPC05 fits up to 80×175×15mm, allowing use with a phone case attached.

MOTTERU Launches Two IP68 Waterproof Phone Cases for Summer 2025: Float & Glow Designs

Published Jun 4, 2026 11:00 PM ・ Updated Jun 14, 2026 12:05 AM ・ 2 min read ・ Source: PR TIMES

MOTTERU releases two IP68-rated waterproof smartphone cases on June 4, 2025: MOT-WPC04 with float design and MOT-WPC05 with glow-in-dark phosphorescent material, each priced at 1,980 yen (limited sale).

Kanagawa-based MOTTERU (株式会社MOTTERU, CEO Ryota Sakurada) launches two upgraded IP68-certified waterproof smartphone cases on June 4, 2025, available via its direct store and EC platforms including Rakuten, Yahoo! Shopping, and Amazon. The MOT-WPC04 features a float design: a rear cushion structure keeps the phone from sinking if dropped in water, reducing loss risk. It fits phones up to 85x180x15mm, weighs approx. 72g, and comes in Almond Milk and Pale Iris. The MOT-WPC05 uses phosphorescent material that absorbs light and glows softly in darkness, ideal for night pools, camping, and music festivals. It fits phones up to 80x175x15mm, weighs approx. 76g, and adds Smoky Black (late June). Both models share IP68 dust/waterproof protection, touch/call/camera operation through the case, an easy-open sealed clip usable with long nails, and an included adjustable neck strap. Regular direct price is 3,310 yen (tax incl.); limited monitor sale price is 1,980 yen (1,330 yen off). Amazon offers point rewards instead of a direct discount.

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Source: PR TIMES
Category: technology

MOTTERU Launches Two IP68 Waterproof Phone Cases for Summer 2025: Float & Glow Designs

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