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NATM tunnel groundwater response type back drainage material Moyai Drain NSB type
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Retaining wall backfill drainage material 'Moyai Drain N Type'
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Ground drainage for underground drainage "Moyai Drain N Type"
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Filter tank for koi farming: 'Moyai drain and filtration filter' for koi breeding facilities.
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Drainage Material "Moyai Drain ST Type"
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Protector for submersible pumps "Moyai Drain - Kambaba"
About吉原化工
Harmony of water, soil, and greenery.
Yoshihara Chemical Co., Ltd. has developed a unique structure of permeable material called "Moyai Drain," which improves compressive strength and permeability compared to conventional loofah-structured permeable materials. This product is supplied to the Ministry of Land, Infrastructure, Transport and Tourism, NEXCO, the Railway Construction and Transport Facilities Development Support Organization, various local governments, prefectural road public corporations, and other public institutions.