The movie "Akira" is currently available to watch streaming on Crunchyroll and Crunchyroll Amazon Channel. It can also be rented or purchased on platforms like Apple TV, Amazon Video, Fandango at Home, Prime Video, and Vudu. There are no free streaming options at the moment. In summary, to watch "Akira":

• Stream on Crunchyroll, Crunchyroll Amazon Channel, and The Roku Channel.
• Rent or buy on Amazon Video, Apple TV, Fandango at Home, Prime Video, and Vudu.
• Available for physical purchase on DVD and Blu-ray as well.

This availability applies mainly to the United States and several other countries.