Minori is talking about VEcchiFest
https://www.youtube.com/watch?v=YQDKF02C3A4

Mai-chan is playing Dig Dig Drill
https://www.youtube.com/watch?v=rWlcOUTERyI

Mashiro is playing Chaos Zero Nightmare
https://www.youtube.com/watch?v=8MW4oscK1XQ