The Protagonist (Makoto Yuki) dances in the following songs:
Mass Destruction ("P3" + "P3P" ver.) - Any Difficulty, Main Dancer
When the Moon Reaches for the Stars (Hideki Naganuma Remix) - Hard Difficulty, Auto Partner
Soul Phrase - All Night Difficulty, Auto Partner
A Way of Life (ATLUS Kitajoh Remix) - Normal Difficulty, Auto Partner
Burn My Dread (Novoiski REMIX) - Easy Difficulty, Auto Partner
Light the Fire Up in the Night DARK HOUR + MIDNIGHT (sasakure.UK Remix) - Normal Difficulty, Auto Partner
Time (ATLUS Kitajoh Remix) - Easy Difficulty, Auto Partner
Brand New Days (Yuyoyuppe Remix) - Any Difficulty, Main Dancer
Deep Mentality (Lotus Juice Remix) - Hard Difficulty, Auto Partner
Burn My Dread - Any Difficulty, Main Dancer
Aria of the Soul (t.komine REMIX) - Normal Difficulty, Auto Partner
Please note they are difficulty specific and you must actually clear the song for it to count.