-Uni:Birth-
2025 · 12 episodes · 4h 48m in all
PROTOSTAR’s journey continues as they face rivals and challenges, striving to shine in the competitive idol world.

Episodes

1. Let's Be More Idols & Unite
11 Jan 2025 · 24 min

2. Let's Make a Decision & Unite
18 Jan 2025 · 24 min

3. Let's Prove It & Unite
25 Jan 2025 · 24 min
Fuga asks to change the motif for the Release Battle and for some reason, he's also avoiding Daiki and Eishiro.

4. Go Home & Unite
1 Feb 2025 · 24 min

5. Let's Gaze & Unite
8 Feb 2025 · 24 min

6. Let's Find It & Unite
15 Feb 2025 · 24 min

7. Let's Stand Up to It & Unite
22 Feb 2025 · 24 min

8. Let's Accept It & Unite
8 Mar 2025 · 24 min

9. Let's Contend for the Best & Unite
15 Mar 2025 · 24 min

10. Horror Night
29 Mar 2025 · 24 min
The sMiLea Production idols are suddenly sent to an overnight training camp by Lin and Maoto. Although they're enjoying their stay by having snowball fights and doing other activities, PROTOSTAR began feeling overwhelmed by the responsibility and pressure of leading the joint live performance. When Daiki sees the three members of PROTOSTAR lack the confidence to direct the senior groups, LEGIT and JAXX/JAXX, he begins venting about his frustrations.

11. Let's Make Him Smile & Unite
6 Apr 2025 · 24 min
PROTOSTAR, LEGIT, and JAXX/JAXX form a deeper bond with the overnight training camp. As they work on improving for the joint performance, Akira strangely shows up late to practice. Banri and Chihiro are worried about Akira, who isn't acting like himself. They head to Kikunoyu Hot Springs to talk to him when they realize Akira's mother isn't there. After wondering if there is any way they can support Akira, what will Banri and Chihiro do?!

12. Let's Create a Bond & Unite
6 Apr 2025 · 24 min
With the help of all the idols at sMiLea Production, Akira is able to perform at the joint concert.
UniteUp! -Uni:Birth-: quick answers
How many episodes are in UniteUp! -Uni:Birth-?
-Uni:Birth- of UniteUp! has 12 episodes, about 5 hours in total.
When did UniteUp! -Uni:Birth- come out?
-Uni:Birth- premiered on 11 Jan 2025.