|Hobby||Traveling with family|
|First Appearance||pop'n music 4|
|Theme(s)|| Kayou House|
|Designer(s)||いぬ千代 (design), p-cat (animation)|
NK2000 is one of the characters from Pop'n Music 4.
A diva of the lounge bar. Her singing voice and gentle heart conditions and soaks the hearts of the audience.
NK2000 has short orange hair and deep blue eyes. She wears a simple lavender gown with a large slit up the left side and a necklace with a blue gem and blue earrings. Her gloves and heels are white.
Her 2P color makes her hair blonde and her eyes cyan. Her jewelry is dark blue and her dress is magenta, with black gloves and heels.
|Attack||Ah, that's it ♪ (あ、それ♪ A, sore ♪?)|
|Damage||Oh my (あらっ Araa?)|
|GOOD Play||Ahaha (うふふ Ufufu?)|
|BAD Play||Dang (あらら Arara?)|
|WIN||Ahaha ♪ (ウフフ♪ Ufufu ♪?)|
|LOSE||So annoying! (くやし～！ Kuyashii!?)|
NK2000 is a combination of the initials from the artist who sings her theme song (Naoko Ken) and Pop'n Music 4's release date, 2000.
- NK2000's birthdate is identical to BoB 2002's and Purecul Lip's.
- The Pop'n Music 4 website write NK2000's name as エヌ・ケー2000 (Enu kee 2000?), though newer games simply write it as "ＮＫ２０００".