- Name: Nishikawa Rei (西川怜)
- Nickname: Rei (れい)
- Birthdate: October 25, 2003
- Birthplace: Tokyo, Japan
- Blood Type: B
- Height: 149cm
- Bands / Groups:
AKB48 Song Participation
|11gatsu no Anklet||Houtei Sokudo to Yuuetsukan||U-17 Senbatsu|
|Jabaja||Position||AKB48 Wakate Senbatsu|
|Tomodachi ga Dekita||Macharin to Nakamatachi.|
|Teacher Teacher||Romantic Junbichuu||Team A|
|NO WAY MAN||Ike no Mizu wo Nukitai||Ikenomizu Senbatsu|
|Jiwaru DAYS||Generation Change||AKB48 Coupling Senbatsu|
|Sustainable||Seishun Da Capo||AKB48 Coupling Senbatsu|
|Shitsuren, Arigatou||Omoide My Friend||1st Campus|
|Nemohamo Rumor||Nemohamo Rumor|
|Oosawagi Tengoku||2nd Gen|
- Miniskirt no Yousei (Zensa Girls)
- "Nankin Tamasudare"
- Tenshi no Shippo (Zensa Girls)
- 7ji 12fun no Hatsukoi (Kenkyuusei understudy)
- Kikyou (Kenkyuusei understudy)
- Tonari no Banana (Kenkyuusei understudy)
- Originally a candidate for the 2nd AKB48 Group Draft, she was drafted by Team B in the second round and remained in Kenkyuusei until she was promoted to Team B on September 27, 2017. She was transferred to Team A during the AKB48 team shuffle in 2017. She was to be transferred back to Team B on February 6, 2022 during the AKB48 16th anniversary team shuffle, but the transfer was postponed. She announced her graduation on January 5, 2022 and graduated on March 29, 2022.
- Aims to be like Kashiwagi Yuki.
- Her special skill is dance.