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  3. 瀬戸内 有限会社瀬戸内
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瀬戸内 有限会社瀬戸内

addressYamaguchi/Shunan-shi/Okochi 2260-1
phone0833-91-7572
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last updated:Jul 16, 2026
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瀬戸内 List of Products and Services

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山砂 山砂
真砂土 真砂土
砕石 砕石
栗石・割栗石 栗石・割栗石
化粧砂利 化粧砂利
玉石 玉石
その他 その他
納品事例 納品事例
真砂土

真砂土

岩国市獺越(おそごえ)産地の風化花崗岩を多く含む真砂土です。添加剤、混合材なし。原石・土を篩分けして製品としております。

Good drainage and water permeability 'Oroshi Manasado <10mm Under>'

Can be used for ground maintenance and finishing. Suitable for ground maintenance and finishing, garden soil, vegetation soil, and field soil!

Masado soil is environmentally friendly and does not require chemical treatment. It compacts easily due to its ability to be compressed, making it suitable for use as a base for paving in parking lots, pathways, and parks, and it also has weed suppression effects as it makes it difficult for grass to grow. Our product is sieved through a 10mm mesh to ensure uniform particle size. It can be used as garden soil, vegetation soil, or field soil, and it contains a high amount of weathered granite sourced from Osogoe in Iwakuni City. No additives or mixed materials are used. The raw stone and soil are sorted to create the product. 【Specifications】 ■10mm under (10mm mesh) *For more details, please download the PDF or feel free to contact us.

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Good drainage and water permeability 'Oroshi Manasado <6mm Under>'

Can be used as garden soil, vegetation soil, field soil, etc.! Suitable for use in ground maintenance and finishing!

Masago soil is environmentally friendly and does not require chemical treatment. It easily solidifies through compaction, making it suitable for use as a base for paving in parking lots, pathways, and parks, and it also has weed prevention effects as it makes it difficult for grass to grow. Our product is sifted through a 6mm mesh to ensure uniform particle size. This masago soil contains a high amount of weathered granite from the Osogoe area in Iwakuni City, and it is free from additives and mixed materials. The raw stones and soil are sorted to create the product. It can be used for ground maintenance and finishing purposes. 【Specifications】 ■6mm under (6mm mesh) *For more details, please download the PDF or feel free to contact us.

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Delivery example: Grated Masago 6mm, K Nursery School, Suo-Oshima Town

Here is an example of a delivery made for filling puddles and for children to play in!

We would like to introduce a case where "Oroshi Masago 6mm" was delivered to K Nursery in Suo-Oshima Town. In response to an inquiry about whether delivery was possible because they wanted to add masago soil to the playground, they purchased the fine-grained "Oroshi Masago 6mm" for filling puddles and for the children to play on. To confirm the quantity, we initially delivered 2 tons (1.5m3) using a dump truck, and later brought in 10 tons (7m3). The playground now has mounds of masago soil, and the children seem to be having a great time playing. [Case Overview] ■ Delivery Location: K Nursery in Suo-Oshima Town ■ Delivered Product: Oroshi Masago 6mm ■ Purpose: Filling puddles and for children to play on *For more details, please download the PDF or feel free to contact us.

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Delivery example: Oroshi Masado, Shunan City Nomura S Nursery School

Since it is sifted with a 6mm sieve, there are no large particles, making it recommended for gardens and playgrounds!

We would like to introduce a case where "Oroshi Masago Soil" was delivered to Shunan City Nomura S Nursery School. It has no large clumps and excellent workability. Additionally, since it is sifted through a 6mm screen, there are no large particles, making it highly recommended for playgrounds and grounds where children play barefoot. We have received positive feedback from contractors, stating, "The leveling work went smoothly, and the job was completed quickly. Choosing Oroshi Masago was the right decision." [Case Overview] ■ Delivery Destination: Shunan City Nomura S Nursery School ■ Delivered Product: Oroshi Masago Soil ■ Purpose: Ground leveling for the playground behind the nursery building *For more details, please download the PDF or feel free to contact us.

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Delivery example: Fresh sand soil for M Elementary School in Shunan City, school garden.

Delivered 2 tons of soil for the vegetable garden that the students are cultivating!

We would like to introduce a case where "Oroshi Masago Soil" was delivered to the school garden of M Elementary School in Shunan City. The "Oroshi Masago Soil" was delivered in a 2-ton dump truck as soil for the vegetable garden that the students will cultivate. According to the local community members who provide guidance, "the finely textured Oroshi Masago is easy to use as garden soil." They plan to mix it with compost and fertilizers to create good soil. 【Case Overview】 ■ Delivery Destination: School garden of M Elementary School in Shunan City ■ Delivered Product: Oroshi Masago Soil ■ Purpose: Soil for the vegetable garden cultivated by the students *For more details, please download the PDF or feel free to contact us.

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