The crushed stone utilization basket method "Crushed Stone Box - saisekibako -" has been registered under the New Technology Dissemination and Utilization System in Niigata.
The stone utilization cage method "Saisekibako" has been registered under the Made in Niigata New Technology Promotion and Utilization System.
Technology Name: Stone Utilization Cage Method
Registration Number: 2025D102
Here is the page for Made in Niigata:
https://www.shingijutu-niigata.jp/newtech/search/detail?tecCode=283
【Technical Features】
- It can use single-sized crushed stone of 20mm or more (No. 4 or S-30 and above) as infill material.
- Compared to conventional cage methods, there is no need to manually arrange the stones, significantly speeding up construction.
- It can be implemented in areas where it is difficult to obtain large stones.
- It uses zinc-aluminum alloy coated iron wire, making it highly corrosion-resistant (service life of over 30 years; can be used as a permanent installation).

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The details of the registration technology are described here.





