Erai-raws is a group known for ripping streams from services like Crunchyroll. Their releases usually have specific characteristics:
You have mixed two different Yamato projects in your search. Here is the breakdown: erairaws yamato yo towa ni rebel 3199 03 better
Correction: The file you are looking for is likely "Space Battleship Yamato 2205". Since you searched for "03", you might be confused about the numbering. Yamato 2205 consists of two "Movies" (or parts), not three: Erai-raws is a group known for ripping streams
There is no "Episode 03" in the standard release of 2205. You might be looking for Episode 3 of the TV series (2199), or you might be looking for Part 2 of 2205, thinking it is the third entry in the reboot series (after 2199 and 2202). You have mixed two different Yamato projects in your search
You asked if the raw is better. Here is the catch: Rebel 3199 Episode 03 has a lot of technical dialogue regarding "Wave Motion Core sealing" and "Gatlantis remnants."