- 2021
- The DBO proposal for Sagae Cherry Land
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Runner-up / Member of Masukawa Construction Group
- 2021
- Ojiya City Library and Other Complex Facilities Designer Selection Proposal
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Runner-up
- 2020
- Ontakesan Visitor Center Designer Selection Proposal
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Finalist
- 2020
- Okuma Town new educational facility designer selection proposal
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Runner-up
- 2020
- Nankoku City New Library Designer Selection Proposal
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Grand prize
- 2020
- The Nakatsugawa Citizen Exchange Plaza Designer Selection Proposal
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Runner-up
- 2020
- Shimanto Town Cultural Facilities Designer Selection Proposal
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Finalist
- 2019
- The Shonai-cho New Library Designer Selection Proposal
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Runner-up
- 2017
- Matsubara City New Library Designer/Contractor Selection Proposal
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Grand prize
- 2015
- Fukuchi Town Library and History Museum Designer Selection Proposal
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Finalist
- 2015
- Tosa City Cultural Complex Designer Selection Proposal
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Grand prize