Okay this is my understanding of the team makeups. 1. Ryuujou and Yuudachi 2. Ushio and Kuma 3. Kongou and Inazuma 4. Akatsuki and Hibiki/Verniy 5. Aoba and Suzuya 6. Shoukaku and Kaga 7. Ikazuchi and Sendai 8. Prinz Eugen and Souryuu 9. Tenryuu and Nagato 10. Shiratsuyuu and Shimakaze 11. I-58/Gouya and Satsuki 12. Murakumo and Shiranui 13. I-168/Imuya and Akebono 14. I-19/Iku and Yuubari 15. Murasume and Shigure 16. I-8/Hachi/Hacchan and Haruna
Okay this is my understanding of the team makeups. 1. Ryuujou and Yuudachi 2. Ushio and Kuma 3. Kongou and Inazuma 4. Akatsuki and Hibiki/Verniy 5. Aoba and Suzuya 6. Shoukaku and Kaga 7. Ikazuchi and Sendai 8. Prinz Eugen and Souryuu 9. Tenryuu and Nagato 10. Shiratsuyuu and Shimakaze 11. I-58/Gouya and Satsuki 12. Murakumo and Shiranui 13. I-168/Imuya and Akebono 14. I-19/Iku and Yuubari 15. Murasume and Shigure 16. I-8/Hachi/Hacchan and Haruna
I certainly don't see half of those being dice-rolled. Number 2, 3, 4, 5, 6, 8, 9, 10 and 15 has been together from their introduction or has their respective plots inside the story.