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# JAMSTEC ZettaScaler-2.0 Gyoukou

Facility record `fac-epoch-gc-jamstec-zettascaler-2-0-gyoukou` — data source: epoch-gpu-clusters (https://web.archive.org/web/20241222180018/https://en.wikipedia.org/wiki/Gyoukou); authority tier 2; contains estimated values (is_estimated: true)

| Field | Value |
| --- | --- |
| Type | ai training |
| Status | operational |
| Location | JP |
| Power capacity | not published MW |
| IT load | not published |
| GPU count | 1,600 |
| Peak PFLOPS (FP16) | 25.7 |
| Owner | Japan Agency For Marine Earth Science And Technology |
| Operator | not published |
| Announced | not published |
| Operational | 2017-06-15 |

## Cite

> Scrutica, "JAMSTEC ZettaScaler-2.0 Gyoukou" (facility record), https://scrutica.com/facilities/fac-epoch-gc-jamstec-zettascaler-2-0-gyoukou; data source: epoch-gpu-clusters; accessed 2026-07-27.

Full interactive record: https://scrutica.com/facilities/fac-epoch-gc-jamstec-zettascaler-2-0-gyoukou · Methodology for derived values: https://scrutica.com/methodology#flop-estimation · All programmatic surfaces: https://scrutica.com/agents