Ginga Tetsudō 999
(Galaxy Express)
~Jikū o Koeta Energy no Tabi~ Season 2

“Ginga Tetsudō 999 ~Jikū o Koeta Energy no Tabi~ Season 2” (Galaxy Express 999 ~Journey of Energy Across Space and Time~ Season 2) is the second season of “Ginga Tetsudō 999 ~Jikū o Koeta Energy no Tabi~”. It is an original net animation (ONA) series released on Kyushu Electric Power's website from February 11, 2011. It consists of 4 episodes, each of which is a short story of about 4 minutes. The content is no longer available online.

The staff and cast are almost the same as the first season, and the background musics are also taken from the movie “Ginga Tetsudō 999” (Galaxy Express 999).

Aboard the Galaxy Express 999, Tetsurō and Maetel go on an energy-themed journey. They visit distinctive planets to learn about the future of energy, the effects of climate change, protection of energy facilities, and different methods of generating electricity. Throughout the journey, Tetsurō gains a deeper understanding of the importance of energy and its impact on the future.