Here is the full list of all 32 Real-Time Assist Replay Time ～1 minute until closing～ achievements.
Reached the result screen 5 times
Accumulated 10,000 medals in total
Earned 4,444 medals in 777 mode
Aligned red 7s
Became a "Valued Customer"
Collected 45 types of items
Pulled the Gratitude Lottery 100 times
Acquired 10 types of end cards
Obtained "UG Playing Cards"
Pulled the Gratitude Lottery 50 times
Obtained "Twin-Eyed Donuts"
Acquired 5 types of end cards
Collected 20 types of items
Pulled the Gratitude Lottery 10 times
Collected 5 types of items
Acquired 2 types of end cards
Played with Tsukasa and Himeka separately
Reached the result screen once
Earned over 400 medals in Normal mode
Aligned white 7s
Aligned BARs
Registered as a member
Aligned watermelons
Started playing in Normal mode
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Earned over 700 medals in Normal mode
Earned over 1,000 medals in Normal mode
Accumulated 20,000 medals in total
Earned 7,777 medals in 777 mode
Pulled the Gratitude Lottery 200 times
Collected 60 types of items
Acquired 16 types of end cards