# Toho Acetylene

> Toho Acetylene is a VC fund in Taga backing Diving and Transportation. See 2 investments, round sizes, portfolio. Updated Aug 2026.

- Type: VC Fund
- Location: Taga, Japan
- Total investments: 2
- Last investment: Feb 2026
- Lead investor: 0%
- Last updated: Aug 2026
- Website: http://www.toho-ace.co.jp/

Toho Acetylene is a manufacturer of dissolved acetylene gas, welding materials, and welding and cutting instruments. Their products include liquefied petroleum gas, life-related equipment, and medical gas. They serve the transport, medical, industrial, and chemical sectors.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Diving | 1 | 50% |
| Transportation | 1 | 50% |

## Investments

| Company | Description | Round size | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| 3DC | 3DC develops and manufactures a new carbon material, graphene meso sponge (GMS), for electrodes in next-generation batteries, capacitors, fuel cells and other energy storage and generation devices. | $2.4M | Series A | Feb 27, 2026 |  |
| T2 | T2 Co offers services like automatic driving of huge trucks to provide a trunk transportation service. | $24M | Series A | Aug 30, 2023 |  |

2 of 2 investments shown.

## Co-investors
- [Ashizawa](https://shizune.co/investors/profile/ashizawa) — VC Fund, 1 deal together
- [Daiwa Logistics](https://shizune.co/investors/profile/daiwa-logistics) — VC Fund, 1 deal together
- [Fidea Capital](https://shizune.co/investors/profile/fidea-capital) — VC Fund, 1 deal together
- [JA Mitsui Leasing](https://shizune.co/investors/profile/ja-mitsui-leasing-co) — VC Fund, 1 deal together
- [KDDI](https://shizune.co/investors/profile/kddi) — VC Fund, 1 deal together
- [Kiyo Capital Management](https://shizune.co/investors/profile/kiyo-capital-management) — VC Fund, 1 deal together

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### Similar stage
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### Similar country
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## Featured in investor lists
- [Sports VC Funds in Japan](https://shizune.co/investors/sports-vc-funds-japan)

## FAQ

### What does Toho Acetylene invest in?

Toho Acetylene invests primarily in Diving and Transportation startups, most often at Series A stage. Most of the 2 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Toho Acetylene last invest?

The most recent investment recorded for Toho Acetylene closed in Feb 2026. Shizune tracks 2 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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