In Trails of Cold Steel IV, there is a trophy called Pom! Pom! Pro! To unlock this trophy, you will need to win against all opponents in Pom! Pom! Party! Below are how you can obtain the opponents.
- Jona – Obtained on 8/15 when Pom! Pom! Party! is unlocked as part of the story
- Machias – On 8/19 speak with him in the Reference Room in the lower level of the Merkabah
- Juna – On 8/20 speak with her on the Merkabah behind the counter
- Kurt – On 8/22 speak with him on the deck of the Merkabah
- Elie – On 8/24 speak with Juna twice in the Medical Office of the Merkabah
- Ash – On 8/26 speak with him on the lower level of the Merkabah
- Princess Klaudia – On 8/26 speak with her in the Pantagruel VIP Room
- Emma – On 8/27 speak with her in Courageous II 2F – M.P. Sector
- Tita – On 8/27 speak with her twice in Courage II 2F – M.P. Sector
- Gaius – On 8/29 speak with him in Courageous II 3F – Training Sector
- Altina – On 8/30 speak with her in the Courageous II 2F Cafeteria
- Prince Olivert – On 8/31 speak with him at MWL Ferris Wheel in Mishelam
- Renne – On 8/31 speak with her in MWL Entrance Plaza near the Castle of Mirrors at Mishelam
- Musse – On 9/1 speak with her in the Courageous II 2F Cafeteria
- Tio – On 9/1 speak with her at Old Special Support Section in Central Square of Crossbell after completing the Missing Person Report quest