Business Areas

Energy — Gas
We supply LP gas, city gas, and liquefied natural gas (LNG) – all of which are indispensable to the communities that use them - and engage in other gas-related businesses, as well.
Energy — Electric Power
With the liberalization of Japan’s retail electricity market, we have entered the business of providing electricity to consumers. This expansion of our business activities adds to the wide range of lifestyle infrastructure services available from the TOKAI Group.
Information and Communications Services — Individual Customers
We offer internet service provider (ISP), fiber-optic internet, and mobile services for individual customers.
Information and Communications Services — Corporate Customers
We offer comprehensive solutions encompassing system development, data center, and telecommunications services for corporate customers.
Through our CATV network, we offer broadcast, communications, and community-focused services in Shizuoka, Kanagawa, Chiba, Nagano, and Okayama prefectures.
Aqua (bottled water delivery)
We provide households and offices throughout Japan with Fuji-no-Tennensui and other brands of mineral-rich water drawn from the earth at the base of Mt. Fuji.
Housing — Construction, Real Estate, Security, and Insurance
In the field of living environments, we are engaged in everything from home construction to condominium sales, real estate development, home security, and insurance.
Comprehensive Renovation
With design input from our female planning staff and our ability to bring those ideas to life in actual construction, we pursue a comprehensive renovation business that offers environmentally friendly and earthquake-proof renovations.
Wedding Ceremonies, Nursing Care, and Ship Repair
We operate wedding and banquet halls, provide nursing care, perform ship repairs, and offer services that make daily life more convenient.