Japanese-based groups:
AKB48 (Tokyo) | SKE48 (Aichi) | NMB48 (Osaka) | HKT48 (Fukuoka) | NGT48 (Niigata) | STU48 (Setouchi)

Overseas-based groups:
JKT48 (Indonesia) (Theater | list) | BNK48 (Thailand) (The Campus) | MNL48 (Philippines) | TSH48 (China) | TPE48 (Taiwan) | CGM48 (Thailand) | KLP48 (Malaysia)

Overseas-based units:
Baby Blue (Philippines, MNL48 sub-unit, inactive) | QUADLIPS (International/Asia, Thai-based)

Former groups:
Divested:
SNH48 Group (China) (SNH48 (Shanghai) | JNR48 (unofficial junior version) | BEJ48 (Beijing) | GNZ48 (Guangzhou) | CKG48 (Chongqing))

Disbanded:
SDN48 (Japan, adult version) | SGO48 (Vietnam) | DEL48 (India) | MUB48 (India, failed) | IZ*ONE (South Korea) | SHY48 (China) | JKT48 Acoustic (Indonesia, former JKT48 sub-unit) | Quinnies (Thailand, former BNK48 sub-unit) | eRAA (Thailand, former BNK48 and CGM48 sub-unit) | QRRA (Thailand, former BNK48 sub-unit) |

Agencies
Japan: Yoshimoto Kyogyo (NMB48) | DH Co, Ltd. (AKB48) | Zest, Inc. (SKE48) | Showtitle (NMB48) | Mercury, Inc. (HKT48) | Flora Co., Ltd. (NGT48) | STU (STU48)

Overseas: Superball (part of Vernalossom) (AKB48 Overseas Group and Quadlips) | IDN (via Indonesia Musik Nusantara) (JKT48) | iAM (BNK48 and CGM48) (Independent Records) | P.O.S Inc. (MNL48, new) | AKB48 China (via Shanghai Shangyue Culture Development Co., Ltd.) (TSH48) | Muses & Nymph Entertainment (TPE48) | 48 Entertainment Sdn Bhd (KLP48) | Ninestyle and Star48 (SNH48, BEJ48, and GNZ48)

Disbanded: Rashmi Raj Media (MUM48 but failed to plan before DEL48 and MUB48) | YAG Entertainment (SGO48) | YKBK48 Entertainment (DEL48 and MUB48) | Hallo Hallo Entertainment (MNL48, old)

Events:
AKB48 Group Asia Festival (2019 and 2021) / AKB48 Group Circle Jam (2023)

Related projects:
Produce 48 (South Korea) | OUT OF 48 (UNLAME) (Japan) | INDY CAMP (Thailand) | 48CIRCLE (It was closed at the end of March 2024)