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inquiry

For inquiries and consultations regarding home renovations, please fill out the form and submit it, or contact us by phone.

Consultations, surveys, and estimates are completely free of charge.
Please rest assured that there will be no additional charges or cancellation fees after the estimate is provided.

[Reception Hours] 9:00 AM - 7:00 PM [Closed] None

If you leave a message on our voicemail outside of business hours, we will call you back the next day.

Open 24 hours

Inquiry Form

弊社からのご連絡方法

お問い合わせありがとうございました。​

Your personal information will be managed in accordance with our company's privacy policy.
For more details, please refer to our Privacy Policy .

Shinwa Construction Official LINE

You can also contact us via our official LINE account.

STEP 1

Click the icon on the right.
Add me on LINE!

STEP 2

Once you add us, you'll automatically receive an inquiry message, allowing you to proceed with scheduling an estimate and discussing construction details!

STEP 3

You can communicate with us about estimates and ongoing work entirely through our official LINE account!

Official LINE
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Click the icon to add LINE

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