Peperon-P (ぺぺろんP), also known as Nijihara Peperon (虹原ぺぺろん), is a producer on Niconico.
Deriving his name from one of his earlier works, "Peperoncino☆Panic!!", Peperon has released over 60 songs through Niconico, almost fifteen of which have entered the hall of fame with over 100,000 views.
He is known for his emotional compositions, realistic tuning and internally conflicting lyrics filled with deeply rooted sentiments.
Peperon-P has released works in the VOCALOID-P data series as well as written the book "Vocaloid Official Perfect Tuning Technique".