Nicolai "Nico" Yakovich Petrov

Nikorai Yakovich Petorofu (ニコライ・ヤーコヴィッチ・ペトロフ), also known as Niko (ニコ), is a character in Digimon World Re:Digitize.

Niko lives in the same building as Taiga, and is player of Digital Monster whose rank number is 4.

Appearance
Niko is a teenage boy with lightly tanned skin, cream-colored hair, and brownish gray eyes. He wears gray and white glasses with retangular octogonal lens, a zipped, turtlenecked sleeveless dark green and green shirt, orange pants, dark green and green sneakers with white soles, and a dark green digital wristwatch on his left wrist.

Description
Niko is competitive and can't stand receiving orders from women. He occasionally uses Russian exclamations, and is very knowledgeable about models.

Etymologies
Full name listed in some gaming sites, although the is omitted from both official sites. Name and surname officially romanized as "Nikorai Petorofu" in Digimon World Re:Digitize: Decode trailers.
 * Nikorai Yakovich Petorofu (ニコライ・ヤーコヴィッチ・ペトロフ)
 * Ru: or . Masculine East Slavic name that means "victory of the people", possibly a reference to, who carries a  and attacks with "Winning Knuckle". Possibly taken from Japanese "ni" (二), as Niko is usually the second character listed in official character lists.
 * Yakovich (ヤーコヴィッチ). Intended as a for "Yakov". However, the correct male patronymic for "Yakov" is Yākovurevicchi (ヤーコヴレヴィッチ).
 * Ru: . Russian surname that means "rock", possibly a reference to the Memorial Stela. May also be a reference to.

Commonly used nickname.
 * Niko (ニコ)
 * Diminutive of his name, although not a . Possibly taken from "ni" (二), as Niko is usually the second character listed in official character lists. "Ko" may be a reference to "ko" (子), a suffix common in Japanese feminine names, in contrast with "Akiho", which when written as 陽 can mean "masculine". Niko and Akiho appear to be designed after an theme, as Niko is partnered to a Gaomon, a blue Digimon whose Mega form,, is associated with the moon, and Akiho is partnered to a Biyomon, whose Digivolution line is mostly composed of Digimon who are red or a variant of it, and whose Mega form, , is associated with light. There also are some moments in Re:Digitize where Taiga must choose which of the two he'll follow.

Digimon World Re:Digitize (manga)
Niko lives with his father, Yakov Borisovich Petorofu, and is Taiga's neighbor. He is a player of Digital Monster and his Partner is a Gaomon named Sashenka.