3 reasons to choose
The installation result is No.1 in Japan※1
Nationwide correspondence is possible※2
We promise reliable construction based on the installation experience of more than 40,000 items.
※ 1 Research by our company
※ 2 Excluding remote islands
24 hours 365 days
Safety support and long term construction guarantee
After service after-sales service, our call center will receive 24 hours 365 days. The construction guarantee is also safe with 5 years. (Partial construction)
Customer information
Thorough management and advanced care
Important customer information will be strictly managed with electronic data based on the personal information protection policy.