# How Idemitsu Kosan uses Cognite

**50,000 hours**: “We estimate more than 50,000 hours of time savings annually from using Cognite Data Fusion®.”

As published on [cognite.com](https://www.cognite.com/en/customers/idemitsu). Captured by usedby on 2026-10-08.

- Company: [Idemitsu Kosan](https://www.usedby.ai/companies/idemitsu-kosan.md)
- Tool: [Cognite](https://www.usedby.ai/tools/cognite.md)
- Teams: Machinery Section, System Innovation Technology Office

## What the story says

Idemitsu uses Cognite Data Fusion to consolidate and contextualize data from its existing systems, including P&IDs, into a centralized platform across four refinery sites. Facility engineers use it to find drawings, operating data and maintenance history for plant maintenance planning.

Summary written by usedby from the source page, in English. The figures are those of Cognite and Idemitsu Kosan, not ours.

> We estimate more than 50,000 hours of time savings annually from using Cognite Data Fusion®. We will continue working with Cognite and develop more use cases on top of Cognite Data Fusion, such as production planning and ensuring the safety of our operations.

- **4 sites**: “Onboarded 4 sites in under 6 months”
- **3,000**: “Improved operational efficiency for more than 3,000 users”
- **10,000**: “including more than 10,000 P&IDs”

> We estimate more than 50,000 hours of time savings annually from using Cognite Data Fusion®.
>
> Naruki Akiyama, Advanced System Development Group Leader, System Innovation Technology Office Technology & Engineering Center, Idemitsu

## What usedby checked

We compared the story with its live page on 2026-10-08.

- Checked: the figure 50,000 hours is printed word for word on the page, near the name of Idemitsu Kosan.
- Checked: the passage quoted above is copied word for word from the page, near the name of Idemitsu Kosan.
- Checked: Idemitsu Kosan uses Cognite. Confirmed line. Latest check across sources: 2026-10-08.
- Not checked: the result itself. We quote it; we did not measure it.

---
Source: https://www.usedby.ai/case-studies/idemitsu-kosan-cognite · How we check: https://www.usedby.ai/methodology