The Merries laboratory is committed 24/7 to research and development in its quest to develop comfortable diapers.
Merries Brand History in Japan

Merries closely monitors market trends and continually develops breakthrough technology to keep up with the latest developments.
Merries Laboratory and Factory Tour

Discover more about the diaper-making process!
- (1) A Visit to the Merries laboratory and factory!
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(2) At the Laboratory:
Producing diapers of excellent quality
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(3) At the Factory:
Manufacturing diapers under stringent quality control to provide your baby with comfort and assurance
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(4) At the Factory:
Merries production process
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(5) At the Factory:
Review after the tour
Merries Development Report

Introducing the cutting-edge technology that Merries brings to newborn babies.
Merries Tape Diapers
- (1) The baby's skin is only half as thick as an adult's skin, and very delicate
- (2) Surprisingly, the baby's tummy is the area that becomes hot and sticky easily! Our "breathable tapes" come to the rescue!
- (3) The elastic gathers are soft and fit perfectly!
Merries Pants Diapers
The Science Of Diapers

Find out how exactly our diapers work!
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Dual Channel Absorbent Core
The secret to Merries’ superb absorbency
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Ventilation Layer
The hero in preventing red bottoms!
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Breathable Wavy Top Sheet
The key to gentle baby care

