(Tokyo Metropolitan Government)Tokyo Gov. Yuriko Koike and comedian Piko Taro appear together in a video released Friday to promote the use of energy-efficient light-emitting diode bulbs, singing and dancing to the melody of Piko Taro's hit song "Pen-Pineapple-Apple-Pen."The video produced by the Tokyo metropolitan government was made to publicize a campaign to offer one LED bulb for free in exchange for two or more ordinary light bulbs brought from households.The Tokyo government has set aside 1.8 billion yen ($16 million) for the bulb replacement project in the fiscal 2017 budget. The cam…READ FULL ARTICLE