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CHOSHU·DATA
Custom CollectionCustom Data Sourcing

Annotation, Curation & Structuring

Native-language annotation, cleaning, deduplication and structuring of data you or a partner already hold.

Structured-record schematic. Illustration only. This is not sample data, and no sample exists until one is produced for your request.

Sourcing status
  1. Ready to License
  2. Partner Sourced
  3. Custom Collection

    Recorded or built to your specification, per project.

  4. Sourcing on Request

Specification, volume and rights for this entry are not yet fixed and are defined with you.

Specification
Data formats
To spec
Annotation
To spec
Language
Japanese (ja)
Region
Japan (scope to be defined per project)
Modality
Multimodal
Volume
Not specified. Set per project.
Price
Quoted per project.

Target models

Any

Use cases

Large Language Models · Computer Vision · Speech AI

How it is collected

Collected or authored to your specification by recruited Japanese participants or experts, under written consent and a project-specific protocol.

Quality assurance

Native-speaker review of a sample set before delivery, schema and format validation, duplicate checks, and a written QA report agreed in advance.

Licensing & usage

Delivered under a written license or work-for-hire agreement defining permitted AI training and evaluation use, territory, term and any exclusivity. Contributor consent is documented.

Start here

Need this, or something adjacent?

Describe the data you need. We will respond with feasibility, rights approach and next steps.