List of sibling members

The list contains 48Group members who have older/younger/twin/step sisters who also is or was a 48Group member.

Notes: (older sister)-(younger sister)

AKB48 members

• Araki Rinka - Araki Minami (both former)
• Muto Tomu - Muto Orin

SKE48 members

• Shirai Yukino - Shirai Kotono

NMB48 members

• Odan Mai - Odan Yui (both former)
• Jonishi Kei (former) - Jonishi Rei
• Yamada Nana (former) - Yamada Suzu
• Nakano Reina (former) - Nakano Mirai

SDN48 members

• Akiko - Natsuko (twin sisters) (both former)

JKT48 members

• Melody Nurramdhani Laksani (former) - Frieska Anastasia Laksani
• Stella Cornelia - Sonia Natalia (both former)
• Shinta Naomi - Sinka Juliani (both former)
• Hasyakyla Utami Kusumawardhani - Adhisty Zara (both former)
• Ariella Calista Ichwan - Eve Antoinette Ichwan
• Stephanie Pricilla Indarto Putri (former) - Kathrina Irene
• Christabel Jocelyn - Caithlyn Gwyneth

TPE48/AKB48 Team TP members

• Chen Shih-ya - Chen Shih-yuan (former) (twin sisters)
• Li Jia-li - Li Cai-jie

MNL48 members

• Abelaine Trinidad - Abea Trinidad (former candidate)
• Kleif Guillian Almeda - Kyle Guillian Almeda (twin sisters) (both former)
• Princess Rius Briquillo - Kaede Ishiyama (step-sisters)
• Shaira Duran - Shaina Duran (twin sisters)

BEJ48 members

• Huang XuanQi - Huang YiCi (twin sisters)

SHY48 members

• Liu Jiao - Liu Na (both former) (twin sisters)

GNZ48 members

• Liang Jiao - Liang Qiao (twin sisters)

AKB48 Group members

• Nomura Nao (AKB48) (former) - Nomura Miyo (SKE48)
• Takada Ayana (AKB48) - Takada Shiori (SKE48) (both former)
• Yahagi Yukina (SKE48) (former) - Yahagi Moeka (AKB48)
• Ota Riona (NMB48) (former) - Ota Ayaka (SKE48)
• Yabushita Shu (NMB48) (former) - Yabushita Fu (STU48)
• Rissen Airi (AKB48) - Rissen Momoka (STU48)