https://releaseradar.jp/en/Official release notes and API changes from freee, kintone, SmartHR, LINE, and other Japanese SaaS products for AI builders.enhttps://releaseradar.jp/en/updates/sakura/64eeb7010911/https://releaseradar.jp/en/updates/sakura/64eeb7010911/Sun, 01 Nov 2026 15:00:00 GMTSecurityUsers running Linux servers are advised to check security notices and apply kernel updates for vulnerability CVE-2026-98432. ・Specially crafted IPv4 TCP packets from outside may lead to service disruption or arbitrary code execution. ・Packet filter and network restriction features can be used to limit connections to trusted sources as a mitigation. ・Restarting after an OS update can be completed solely using the "Reboot" operation rather than "Stop -> Start". ・Mitigations are being sequentially applied to managed services including Enhanced Load Balancers, VPN Routers, and AppRun. ・No impact on Sakura Cloud infrastructure systems or provided services has been confirmed at this time. https://cloud.sakura.ad.jp/news/2026/11/02/cve-2026-98432/https://releaseradar.jp/en/updates/sakura/4b68495c386b/https://releaseradar.jp/en/updates/sakura/4b68495c386b/Thu, 29 Oct 2026 15:00:00 GMTNewYou can now install the open-source client library from NuGet to interact with Sakura Cloud APIs using .NET languages such as C#. ・The SDK operates in environments supporting C# 7.3 or later and .NET Standard 2.0. ・The license applied is Apache License 2.0. ・You can manage APIs for services including API Gateway, Object Storage, Workflows, and IAM. ・Breaking changes may occur before the v1.0 release. ・Support for IaaS services such as servers and switches and profile feature implementation are planned for the future. https://cloud.sakura.ad.jp/news/2026/10/30/sacloud-sdk-dotnet/https://releaseradar.jp/en/updates/sakura/1da49393e693/https://releaseradar.jp/en/updates/sakura/1da49393e693/Wed, 28 Oct 2026 15:00:00 GMTDeprecationSakura Cloud KMS keys can no longer be deleted immediately via API, as key deletion is unified to the scheduled deletion API. ・The target endpoint for abolition is the DELETE method endpoint /kms/keys/{resource_id} (deleteKey). ・Executing the immediate deletion API after abolition results in an error. ・A Terraform update for environments using SDKs or similar tools is scheduled for release by November 19, 2026. https://cloud.sakura.ad.jp/news/2026/10/29/abolition-kms-instant-delete-api/https://releaseradar.jp/en/updates/sakura/20aa623276b6/https://releaseradar.jp/en/updates/sakura/20aa623276b6/Wed, 28 Oct 2026 15:00:00 GMTBreakingWrite rate and payload size limits for metrics storage in Sakura Cloud Monitoring Suite have changed. ・The write rate limit changed from 5,000 new Series per hour to 600 write requests per minute. ・The payload size limit changed from no limit to 5MiB (when compressed) per request. https://cloud.sakura.ad.jp/news/2026/10/29/monitoring-suite-metrics-storage-limits/https://releaseradar.jp/en/updates/sakura/354935bdc247/https://releaseradar.jp/en/updates/sakura/354935bdc247/Wed, 28 Oct 2026 15:00:00 GMTDeprecationYou can no longer apply for Sakura Cloud's On-demand Database, and the service will gradually stop working. ・You can no longer apply for MariaDB since April 9, 2026 ・MariaDB stops working on December 15, 2026 ・You can no longer apply for TiDB after March 31, 2027 ・TiDB stops working on August 31, 2027 https://cloud.sakura.ad.jp/news/2026/10/29/ondemand-database-deprecation/https://releaseradar.jp/en/updates/sakura/6be830b8dd01/https://releaseradar.jp/en/updates/sakura/6be830b8dd01/Wed, 28 Oct 2026 15:00:00 GMTNoticeDue to low inventory, you cannot create new Sakura Cloud High-Power VRT instances if you do not currently hold a VM. ・Target plans are NVIDIA H100 and NVIDIA V100 ・You can create new VMs within resource limits if you currently hold a High-Power VRT VM regardless of running or stopped state ・You can consult via the inquiry form or a sales representative if you wish to create a new instance ・The NVIDIA V100 plan ends new creation on 2026-12-31 and service provision on 2027-03-31 https://cloud.sakura.ad.jp/news/2026/10/29/vrt-limitation/https://releaseradar.jp/en/updates/sakura/ba3ba147e51b/https://releaseradar.jp/en/updates/sakura/ba3ba147e51b/Tue, 27 Oct 2026 15:00:00 GMTBreakingIn Secret Manager, specifying version=0 in the secret retrieval API will return an error instead of the latest secret version. ・Specifying version=0 returns an error as an invalid nonexistent version https://cloud.sakura.ad.jp/news/2026/10/28/change-secret-retrieval-api/https://releaseradar.jp/en/updates/sakura/31a06fc3cc2d/https://releaseradar.jp/en/updates/sakura/31a06fc3cc2d/Sun, 25 Oct 2026 15:00:00 GMTBreakingNetwork Suite will become an official service, and you must apply to continue using resources created during the CR version. ・Network Suite will be available as an official service starting November 26, 2026. ・Usage fees (tax included) start on December 1, 2026: Subnet costs 1,100 yen/month (55 yen/day, 5 yen/hour), and Subnet Group costs 550 yen/month (27 yen/day, 3 yen/hour). ・If you do not apply for continued use, resources created during the CR version will be deleted on November 26, 2026. ・If you do not continue using the service, you must disconnect servers from subnets by November 26, 2026 to avoid server stoppage. https://cloud.sakura.ad.jp/news/2026/10/26/networking-suite-formalization/https://releaseradar.jp/en/updates/sakura/86e7f256631b/https://releaseradar.jp/en/updates/sakura/86e7f256631b/Wed, 21 Oct 2026 15:00:00 GMTImprovedThe limit on environment variables that can be configured in AppRun Shared Type has been relaxed. ・The maximum number of environment variables configurable via the control panel and API increased from 50 to 100 https://cloud.sakura.ad.jp/news/2026/10/22/apprun-secret-variable-increasing-limit/https://releaseradar.jp/en/updates/sakura/995c51c39827/https://releaseradar.jp/en/updates/sakura/995c51c39827/Wed, 21 Oct 2026 15:00:00 GMTNewYou can now purge caches via API in Sakura Cloud's Add-on CDN, and operationId naming has changed. ・You can now purge CDN service resource caches at any time using POST /cdn/{resourceGroupName}/purge ・Values of operationId have changed to expressions that describe the meaning of the operation https://cloud.sakura.ad.jp/news/2026/10/22/addon-purgecdncache/