Dataset · Hugging Face

ogasurfproject/jccdb

Name: jccdb
Creator: ogasurfproject
License: cc-by-4.0
Keywords: language:ja, language:en, license:cc-by-4.0, size_categories:100K<n<1M, format:csv, modality:text, library:datasets, library:pandas, library:polars, library:mlcroissant, region:us, construction, construction-economics, cost-estimation, reference-data

JCCDB: Japan Construction Cost Database In one paragraph. JCCDB (Japan Construction Cost Database) is an open dataset of Japanese construction and renovation costs, created by Toshikatsu Oga (大賀俊勝), who has worked on construction sites for 30 years, and published by The HORIZONs Co., Ltd. under CC BY 4.0. Version 5.0 (2026-09-26, DOI 10.5281/zenodo.22980284; all versions 10.5281/zenodo.22127751) holds 425,765 records: 95,403 line items and 330,362 observations from 76 Japanese… See the full description on the dataset page: https://huggingface.co/datasets/ogasurfproject/jccdb.

View on Hugging FaceReport an issue

Author / organization	ogasurfproject
License (as declared)	cc-by-4.0
Downloads	292 (as reported by Hugging Face)
Likes	1
Created	8 May 2026
Last updated at source	3 October 2026

constructionconstruction-economicscost-estimationreference-dataitem-catalogconsumer-protectionjapan

Embed this entry

<iframe src="https://silytics.si/embed/item/faf55b1b-d09d-4d7b-8d57-8fe0e041411e" width="420" height="190" style="border:0" loading="lazy" title="Silytics entry"></iframe>

Free, no tracking. More about feeds and embeds.

Popularity, last 2 days

292 now (+9 since 2026-10-16). Counts as reported by the source, snapshotted daily by Silytics.

Silytics shows public metadata from Hugging Face and links to the original. Information may be incomplete or out of date. Last refreshed 17 October 2026. Licenses and terms of the original apply to the work itself. Not financial, legal or professional advice.