# Kawasaki Heavy and Hitachi Zosen merge tunnel boring machine businesses

Kawasaki Heavy Industries and Hitachi Zosen established a joint venture, Chichu Kukan Kaihatsu, on October 1, 2021, integrating their shield tunneling machine businesses to compete in the shrinking domestic market and expand overseas.

- Type: Acquisition
- Announced: 2021-10-01
- Where: Osaka, Japan
- Status: completed
- Products: shield tunneling machines
- Sectors: [Industrial Machinery](https://endata.com/sectors/industrial-machinery.md), [Mining Equipment](https://endata.com/sectors/mining-equipment.md)

## Companies

- [Chichu Kukan Kaihatsu](https://endata.com/companies/58312.md)
- [Kawasaki Heavy Industries](https://endata.com/companies/1921.md) (partner)
- [Hitachi Zosen](https://endata.com/companies/17158.md) (partner)

## Sources

- [sankei.com](https://www.sankei.com/article/20211011-SKVBTENSZJLD7P6ICCPQ5TRUXM/), 2021-10-11: "両社は経験値が非常に高い。人と技術を融合させ、新会社の飛躍につなげたい"

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.