Outsiders from Japan may shrug at the idea announced today that telecoms giant NTT will enter the energy market in partnership with Mitsubishi. But this is not like Deutsche Telekom or AT&T entering the energy market, this is a virtual monopoly that has a 50% plus market share in all types of broadband, fixed line and cellular networks, it has 300,000 employees, and has pioneered its own technologies and phone designs, and is used to not just winning, but dominating. The announcement came from both businesses, and while it is fairly unambitious as of today, spending just $9 billion over the next 9 years, the moment that NTT gets its teeth into this market, it could opt to spend two…