Husvera AI Diagnosis record
Maison Koishikawa, Unit 302, Stain on the washroom ceiling, Diagnosed: November 6, 2026 at 10:42
Sample screen. The building name, amounts and Diagnosis are all placeholders.
Sample
Cracks are appearing tooContractors and the AI see this too. Do not include personal details.
Tape on the photos
Request details
A brown stain has appeared on the ceiling and is slowly spreading. No water has dripped down yet.
- Where
- Washroom ceiling
- Noticed
- About two weeks ago
Sample photo: “Ceiling water damage” by Atomicdragon136, CC BY 3.0(cropped, text added)
Diagnoses this month: 2 of 5
This may be a leak from the floor above
Have it looked at within a week
The stain is spreading and is damp, so water may be coming from the pipes on the floor above.
Based on these notes
Cost Estimate (excl. tax)
¥59,000–¥180,000
¥64,900–¥198,000 incl. tax
| Item | Quantity | Amount (excl. tax) |
|---|---|---|
| Leak investigation | 1 location | ¥33,000–¥88,000 |
| Ceiling panel replacement | 3–6 m² | ¥26,400–¥92,400 |
| Partial pipe repair | — | Not included |
Adjusted for regional cost differences (×1.1). Check the costs not included after the Site Survey.
写真をもとにした参考意見で、点検の結果ではありません。現地調査をおすすめします。
Shown in Japanese until the English wording has been legally reviewed. The Japanese version applies.
Likely causes
- A leak from the plumbing on the floor aboveLikelihoodHigh
- Worn waterproofing on the floor aboveLikelihoodMedium
- A stain caused by condensationLikelihoodLow
Possible repair methods
- Leak investigationPlumbing Contractor
- Partial pipe repairPlumbing Contractor
- Ceiling panel replacementInterior finishing Contractor
Materials likely needed: Ceiling panels, Pipe fittings