The field themes in this one hit different from the other SAO games. Sword Art Online Hollow Realization's soundtrack leans into this warm, almost nostalgic fantasy RPG sound that fits the "returning to Aincrad" vibe perfectly.
Read more
The grassland theme "留斯托利亞大草原" has this bright, airy melody that makes exploration feel genuinely inviting, and "Battle #1" kicks in with driving strings and synth layers that keep the energy up without getting exhausting.
"普蕾蜜亞之曲" is Premiere's theme and when the tragic version hits later... yeah. The night versions of town themes add a nice touch too, same melodies but softer. If you played through Hollow Realization and never just stopped to listen to the field music, go back.