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Other Disclosures5599S&J CorporationInformation and Communications, Services and Others

S&J Launches CSIRT-Pro, a Japanese-Built Security Data Lake for Generative AI Developed Through SOC Operations

S&J began offering CSIRT-Pro, a security data lake that integrates security-log collection, storage, detection, investigation and automated response and supports generative AI, on 15 September 2026. Pricing consists of a free plan and paid plans starting at ¥40,000 per month.

Worth reading
54Recurring
0–100. This measures how worthwhile something is to read, not how good or bad the company is.
Direction
Improvement
Direction inferred from the company’s description.
Scale
40000
¥/month (minimum paid-plan price, excluding tax)
Wording
Conditional
How definitive the wording is.

Announced details

CSIRT-Pro (security data lake)
Applicable field (uses covered by this announcement)

Security-log management in corporate environments, SIEM, SOAR, security monitoring, and incident response

Launch date15 September 2026 (actual)
What the company reported numerically
Quantitative Effects

An approximately 9.3x data-compression ratio was measured in S&J’s own benchmark environment. The price is approximately one-third that of major cloud-based SIEMs. The minimum compression ratio used for storage-capacity planning is 4.56x.

Location (as indicated in this announcement)

8F Hibiya Building, 1-1-1 Shimbashi, Minato-ku, Tokyo (S&J headquarters)

Offering price

Free: ¥0; Small: ¥40,000/month; Medium: ¥265,000/month; Large: ¥960,000/month; XLarge: ¥2,050,000/month; Critical: ¥3,610,000/month (all excluding tax). Six contract plans based on daily log-ingestion volume. Usage-based charges apply when the limit is exceeded.

The company does not address Contract Value / Impact on Business Performance.

Source (materials cited by the company)

Standard published prices for major cloud-based SIEMs and S&J’s own estimates. The compression ratio is a measured value from S&J’s own benchmark environment.

Announced details
ItemDetails
Names of Products / Services CoveredCSIRT-Pro (security data lake)
Offering priceFree: ¥0; Small: ¥40,000/month; Medium: ¥265,000/month; Large: ¥960,000/month; XLarge: ¥2,050,000/month; Critical: ¥3,610,000/month (all excluding tax). Six contract plans based on daily log-ingestion volume. Usage-based charges apply when the limit is exceeded.
Launch date15 September 2026 (actual)
Applicable areaSecurity-log management in corporate environments, SIEM, SOAR, security monitoring, and incident response
Location8F Hibiya Building, 1-1-1 Shimbashi, Minato-ku, Tokyo (S&J headquarters)
Quantitative EffectsAn approximately 9.3x data-compression ratio was measured in S&J’s own benchmark environment. The price is approximately one-third that of major cloud-based SIEMs. The minimum compression ratio used for storage-capacity planning is 4.56x.
SourceStandard published prices for major cloud-based SIEMs and S&J’s own estimates. The compression ratio is a measured value from S&J’s own benchmark environment.
Items this document does not state (11)
CounterpartyCounterparty overviewRelationship with the CompanyContract ValueContract DateAward/certification nameAwarding / certifying bodyRegistration number and expiry dateLocation scaleUsage historyImpact on Business Performance

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

To enable efficient storage of security logs, on-demand searching and analysis, investigation support using generative AI, and automated response through SOAR. S&J also explains that the service stores data in Japan, is provided by a Japan-based operator, and incorporates expertise from S&J’s SOC and incident-response operations.

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S&J Launches CSIRT-Pro, a Japanese-Built Security Data Lake for Generative AI Developed Through SOC Operations | S&J Corporation (5599) timely disclosure | Komori