Here are the top cleantech stories we’re following on the GreenBeat:

Tesla expects Japan to eventually become its No. 2 market for sales after the U.S., Elon Musk told the WSJ.

EMeter has announced it will team up with relationship management company Convergys to create better billing and customer management for utility companies that are rolling out smart meters.

An LG Chem executive told Reuters he expects to nail down more battery orders from GM for the range-extending Chevy Volt thanks to better-than-expected demand for the car. The news comes the heels of GE’s recently-announced plans to buy 25,000 electric cars by 2015, nearly half of which will come from GM, starting with orders for the Volt.

Australian utility Energy Australia has inked a partnership with Cisco. Cisco will upgrade 200 of the utility’s substations so that it can better monitor faults and remotely restore power. The utility is currently rolling out a $100 million smart grid effort and previously announced a partnership with IBM, which will provide systems integration expertise.

The all-electric Nissan Leaf, the Volt’s competition, has suffered a delivery delay, according to Green Car Reports. Fewer cars than originally planned will hit dealerships this December. The company has seen 20,000 reservations for the Leaf.

Wind data provider Onsemble has completed a sensor network capable of tracking wind data for nearly 95 percent of the wind farms in Texas, according to CNET.

Volkswagen will launch an electrified version of its Golf hatchback (pictured) in the U.S. in 2013, CNET writes.