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Leading Provider of Japanese Language Data Infrastructure for High-Performance AI
Comprehensive conversational and culturally contextualized datasets essential for reliable AI deployment in the Japanese market
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Our Trusted Partners
Qlean Dataset Delivers Foundation-Ready Japanese Linguistic and Document Intelligence Corpora Across Audio, Text, and Structured Data
Foundation-ready structured documentation, OCR-optimized training data, and real-world speech corpora forming a robust data layer for enterprise automation and multimodal AI systems.
Spontaneous Conversational Speech Corpus
Dialectal & Accent-Robust
ASR Dataset
Audio Toxicity & Harassment Detection Corpus
Japanese Logical Reasoning Benchmark Dataset
Domain-Specific Task-Oriented Speech Corpus
Environmental & Ambient Audio Dataset (Japan-Specific)
100,000+ Hours
Native-Grade Japanese Speech Data
500+ Scenarios
Real-World Conversational & Contextual Variations
Multi-Layer Structures
Honorifics, Context, Narrative, Emotion
100% Rights-Cleared
Compliance-Ready Industrial-Grade AI Data
Our Approach
Japanese Structured Speech Corpora by Speaker Configuration and Thematic Domain
Emotional speech dataset
Japanese Business Conversation Speech Dataset (2 & 3 Speakers, with Transcript)
Japanese Regional Dialect Speech Dataset (Dialogue & Monologue)
Single-speaker
Japanese Business Conversation Speech Dataset (2 & 3 Speakers, with Transcript)
Japanese 2-Speaker Private Dialogue Speech Dataset (LR-Separated, with Transcript)
Japanese Regional Dialect Speech Dataset (Dialogue & Monologue)
Japanese Read-Aloud Speech Dataset (Literature, Non-Fiction, Children's Books, etc.)
Japanese 1-Speaker Music Talk Speech Dataset
Japanese Hobby & Leisure Talk Speech Dataset (Monologue & Dialogue)
Japanese 2-Speaker Science Talk Speech Dataset
Japanese Comedy & Entertainment Talk Speech Dataset (2 & 3 Speakers)
Japanese 2-Speaker Sports Talk Speech Dataset
Japanese 2-Speaker Technology Talk Speech Dataset
Japanese 2-Speaker TV & Film Talk Speech Dataset
Japanese 2-Speaker Arts Talk Speech Dataset
Japanese Society, Culture & Education Talk Speech Dataset (Monologue & Dialogue)
Japanese 1-Speaker History Talk Speech Dataset
Japanese 1-Speaker Crime & Incident Talk Speech Dataset
Japanese 1-Speaker Business & Economy Talk Speech Dataset
Japanese Emotional Speech Dataset (Solo Speech & Dialogue, 9/4 Emotion Types)
Enabling Innovation Across AI Systems,
Qlean Dataset Delivers Industrial-Grade Japanese Data Infrastructure
Global and Japanese Compliance for Enterprise Data Governance
We provide fully rights-cleared datasets engineered for large-scale AI development and production deployment.
Our data governance framework aligns with Japanese regulatory standards as well as GDPR and CCPA requirements, ensuring secure, compliant, and commercially viable use across global markets. Structured documentation, consent management, and audit-ready processes support enterprise procurement and regulatory confidence.
Our Contribution to Society
Qlean Dataset is an industrial-grade AI data infrastructure company within the Visual Bank Group, delivering high-quality, rights-cleared datasets designed for advanced AI development.
Built upon the compliance principles established by Amanaimages and supported by initiatives such as GENIAC, Qlean Dataset plays a critical role in enabling clean, compliant, and reliable AI systems.
We serve as the Behind-the-Scenes of Creativity, delivering datasets engineered for linguistic precision, contextual intelligence, and enterprise-grade reliability.
