Curated AI News from Japan · 2026-09-30
20 of 284 Japanese-language candidates. Sources are a hand-picked whitelist, the ordering comes from model scoring, and the bar is whether it is useful to someone building AI in Japan — each entry says why we picked it. Most of this exists only in Japanese and never surfaces in English-language feeds.
NII、ツール呼び出し対応・STEM強化の「LLM-jp-4.1」公開
NII released the open, Japanese-focused LLM-jp-4.1 series on September 28, comprising three thinking models.
Why choose itNII’s newly open-sourced Japanese-language model is available to download and test now.
Uravation、生成AIの効果を稟議・経営会議で説明する「生成AI ROI・KPI設計シート」を無料公開。式入りExcelの記入例と実画面で、費用と効果を同じ単位で計算しKPIを毎月記録する型に
The Excel template includes formulas, completed examples, and actual screens, enabling users to calculate generative AI costs and benefits in common units and track KPIs monthly.
Why choose itThis free template can be adapted into an internal business case for AI project ROI and budget approval.
アイデンティティセキュリティ基盤「Josys」、MCPサーバーを提供開始
ジョーシス株式会社 has launched an MCP server for its identity security platform Josys.
Why choose itA Japanese identity security service now supports MCP, making it easier to evaluate direct integration with AI systems.
クラウドETL「TROCCO」、AI活用でニーズが高まる非構造化データの転送を可能にする新機能を提供開始
株式会社primeNumber has added a TROCCO feature that enables transfers of unstructured data, demand for which is increasing with enterprise AI adoption.
Why choose itThis approach to transferring unstructured data could improve AI data pipelines in Japanese enterprises.
第6回先進的AI利活用アドバイザリーボードの会議資料等を掲載しました
Why choose itThese primary-source materials offer a direct view of the Japanese government’s developing AI policy.
ヘッドウォータース、企業内の多様な業務ファイルを共通データ資産化し、AIエージェントの全社展開を支える「SyncLect Silver Data Coordinator」を提供開始
The product converts diverse business files into shared data assets, supporting the expansion of AI agents from isolated applications across the enterprise.
Why choose itThis newly launched enterprise AI data product is worth evaluating for a trial or procurement.
賃貸管理会社向けAIコールセンター「SolitCall（ソリットコール）」の提供開始
ソリットリンク released a product image.
Why choose itDesigned for Japanese property-leasing management companies, this product is ready for deployment evaluation.
リーガルリサーチにおいて、AIの回答は「ほぼ正しい」では不十分 トムソン・ロイター、Westlaw JapanにFiduciary-Grade AI(TM)を導入
Westlaw Japan’s AI research provides concise, cited answers based on reliable Japanese legal information, with expanded practical content.
Why choose itThis update to a Japanese legal search AI could support compliance checks and legal research.
第6回先進的AI利活用アドバイザリーボード
Japan’s Digital Agency held the sixth Advisory Board meeting on advanced AI utilization.
Why choose itThis official meeting information is a useful primary source for tracking the Japanese government’s approach to AI adoption.
AIによる攻撃をAI×専門家が先回りする「AIハイブリッドWeb診断サービス」を提供開始
NTTアドバンステクノロジ株式会社 launched a web assessment service combining frontier AI with security expertise to address increasingly sophisticated and automated cyberattacks.
Why choose itThis newly launched service from a Japanese company is worth considering for AI security assessments.
AIロープレ「SAPI ロープレ」、カスハラ対策パッケージを提供開始 企業ごとのカスハラ対応を再現したデモシーンを無償作成、トライアルも可能に
Sapeet will launch the package on October 1, 2026, offering free demo scenarios that recreate company-specific responses to customer harassment, along with trials.
Why choose itThis Japan-built AI product offers free demos and trials, making it easy to evaluate locally.
業務を録画するだけで、引き継ぎ資料や業務フロー図をAIが自動作成 ──「メボシ」、PowerPoint・Excel・Word形式で出力する新機能を提供開始
株式会社Renewer added a feature to its workflow visualization AI agent 「メボシ」 that records PC activity and automatically creates handover documents and process diagrams.
Why choose itThe product is available to try now and could streamline handovers and process documentation.
電通、20万件超の会計承認をGeminiでAI化 精度99％でもAIだけに任せなかった理由
Dentsu Group introduced AI for accounting approvals, including quote matching and internal rule checks. It achieved 99% accuracy but retains human judgment for key decisions.
Why choose itThis case study from a major Japanese enterprise offers a practical reference for designing human-in-the-loop approval workflows.
Mirakl、AIで商品登録を自動化する「Catalog Transformer」の日本語対応を開始
Mirakl announced that its AI-powered Catalog Transformer began supporting Japanese on September 29, 2026.
Why choose itThe AI product now supports Japanese, making it ready for local testing and evaluation.
リコージャパン、AI議事録サービス「toruno」をアップデート
The update strengthens toruno’s AI summarization and expands integration with kintone®, OneDrive, and Google Drive™.
Why choose itThis update to a Japanese AI tool adds summarization and storage integrations that teams can evaluate now.
AIO（LLMO/GEO）分析ツール「DolphinX AIO」、ダッシュボードを全面リニューアル｜AIブランド推薦・流入データを1画面で
[メディアリーチ] Image 1 included.
Why choose itThis newly updated Japanese AI marketing tool is available for hands-on evaluation.
7割の企業が生成AI「個人利用」への対策せず デロイト調査
A デロイト トーマツ グループ white paper found that only 5% of companies had communicated guidelines for personal AI use at work, while 74% had no measures or were unsure.
Why choose itThe findings highlight AI governance gaps in Japanese companies and can help teams strengthen internal policies.
IBM i 資産と多様なデータを繋ぐ『生成AI連携サービス for i』が大規模アップデート
ベル・データ株式会社 has significantly upgraded “生成AI連携サービス for i,” offered since September 2024.
Why choose itThis service upgrade targets IBM i users in Japan and is worth evaluating through a trial.
令和8年度「病院情報システム等の刷新に向けた協議会」の構成員の追加募集（分科会C）を開始しました
Why choose itThis Japanese healthcare policy initiative is recruiting participants for a working group, offering a direct way to contribute.
東北総合通信局｜―放送におけるイマーシブメディアとAI活用の最新動向ー 「放送セミナー（受信環境クリーン月間）行事」を開催
The Tohoku Bureau of Telecommunications held a Broadcasting Reception Environment Clean Month seminar covering the latest trends in immersive media and AI use in broadcasting.
Why choose itThis new Ministry of Internal Affairs and Communications announcement covers a Japan-focused seminar on AI in broadcasting, though its relevance is fairly specialized.