Happy Around! decides to challenge rap following Rinku's idea, 
However, Rinku and Muni becomes estranged due to misunderstanding.
Seeing Maho and Rei worried, Airi steps in to give them advice.
"Practice Room D"
"غرفة التمرين د"
Proberaum
Sala de ensayo
SALLE DE RÉPÉTITION D
अभ्यास कक्ष डी
Aula di esercitazioni
Sala Para Praticar
D
Репетиционный зал D