Yakni Cendrawasih Bandung (Grup A), Rong Qing Basketball Banjarmasin (Grup B), Merpati Bali (Grup C), Warriors Jakarta (Grup D), dan Airone Jakarta (Grup E).
Hasil Hari Keempat (29/7) Mandiri Kejurnas Antarklub 2025 U18:
GOR Basket Unesa
- Jetz Basketball Banten vs Sahabat Semarang (putri) 34-68
- Warriors Jakarta vs GMC Cirebon (putri) 41-77
- CGR Basketball Jakarta vs Infinity Basketball (putra) Grup D 82-33
- Batang Garing Utama Palangkaraya vs Airone Basketball Jakarta (putra) Grup E 44-72
- Setia Kawan Semarang vs Aras Gading Muda Jakarta (putra) Grup F 58-77
GOR Voli Unesa
- The Hawk Basketball Banten vs Recis Basketball Basketball (putri) 60-32
- The Hawk Basketball Banten vs Warriors Jakarta (putra) Grup D 61-77
- Element Bintang Gresik vs Buzzer Basketball Jakarta (putra) Grup E 47-59
- Jetz Basketball Banten vs CLS Surabaya (putra) Grup F 30-61
Jadwal Hari Kelima (30/7) Mandiri Kejurnas Antarklub 2025 U18:
GOR Basket Unesa
- 10.00 GMC Cirebon vs Recis Basketball Bajawa (putri)
- 12.00 Roar Basketball Jakarta vs The Hawks Basketball Banten (putri)
- 14.00 Maluku Elite Ambon vs Indteam Kupang (putra) Grup A
- 16.00 Wofle Sorong Papua Barat Daya vs Rong Qing Basketball Banjarmasin (putra) Grup B
- 18.00 Merpati Bali vs The Lion Surabaya (putra) Grup C
GOR Voli Unesa
- 12.00 Warriors Jakarta vs Jetz Basketball Banten (putri)
- 14.00 Dulukala Pekanbaru vs Cendrawasih Bandung (putra) Grup A
- 16.00 Mataram Muda vs Kasuari Triton Papua Barat (putra) Grup B
- 18.00 Victoria Basketball vs Bandung Utama (putra) Grup C