ANCHOR: World leaders are gathered in Japan this week for the G8 summit, and climate change is on the agenda. It's the perfect opportunity for Japanese auto-makers to show off their new eco-friendly cars. Here's more: STORY: G8 leaders in Japan aim for a green summit, and Japanese automakers are providing the wheels. At the eco-friendly event, a fleet of electric plug-ins, hybrids and hydrogen fuel cell cars await. Commercial sales of some, like Mitsubishi's pure electric MiEV, are less than a year away - with prices from $20,000 and plug-in charge prices as low as 1/9th the cost of gas. [Kazunori Handa, Mitsubishi Motors]: "The car's popularity will centre on using no gas, the CO2 emission problem and concerns about energy security." Among prototypes, Mazda's gas-fuel cell RX8 is leased for about $4,000 a month. Hydrogen hybrids and fuel cell cars are seen as a longer-term answer due to expense, taking time to find local driveways, says Mazda's Tomoaki Saito. Some 200 Honda FCX...