The main gameplay feature involves using Klonoa's ring and "Wind Bullets" to inflate enemies, which can be thrown at other objects or at the ground, giving him a boost upwards allowing him to double jump.

The series stars the titular character, Klonoa, who has features of a dog, cat, and rabbit but is not explicitly any particular animal.

He added a large hat with a Pac-Man emblem on it and collar to give the character a childlike and energetic quality.

[2] The first entry in the series, Klonoa: Door to Phantomile (1997), was developed by published by Namco with director Hideo Yoshizawa.

[10] Moonlight Museum was released exclusively in Japan, and set the design standards for future handheld Klonoa games.

With no home console release in the series since 2001, Namco sought to revive the franchise with Klonoa (2008) for the Wii, a remake of Door to Phantomile.

Despite receiving positive reviews, the game was a commercial failure and plans for a remake of Lunatea's Veil as well as a third main line installment were scrapped.

[18] Phantasy Reverie Series, which features remasters[19] of the Wii version of Klonoa: Door to Phantomile and the original Klonoa 2: Lunatea's Veil,[20] was officially announced in a Nintendo Direct in February 2022, and was released in July for Nintendo Switch, Microsoft Windows, PlayStation 4, PlayStation 5, Xbox One and Xbox Series X/S.

[24][25] It also received several awards including Lunatea's Veil winning GameSpy's PlayStation 2 "Platform Game of the Year" in 2001.

He is playable in Namco × Capcom, MotoGP,[38] Alpine Racer 3, Smash Court 3, World Kicks, Super World Stadium 2000, Family Tennis Advance, Pro Baseball: Famista 2011 and Famista Dream Match.

Other games in which Klonoa is referenced in include several games in the Tales of series, several entries in the Taiko no Tatsujin series, several entries in the Ridge Racer series, several entries in the Mr. Driller series (also created by Hideo Yoshizawa), several entries in the Kotoba no Puzzle: Mojipittan series, the Japanese version of Xenosaga Episode I, Final Lap 2000, Namco Stars, Point Blank 3, Family Stadium 2003, QuickSpot, Dragon Tamer Sound Spirit, Seven Bridge, Keroro RPG: Kishi to Musha to Densetsu no Kaizoku, Magical Girl Lyrical Nahoha A's Portable: The Gears of Destiny, We Ski and its sequel We Ski & Snowboard, Soulcalibur V, Tekken 7, We Love Katamari REROLL+ Royal Reverie and Pac-Man Mega Tunnel Battle: Chomp Champs among others.

His attempts to make good deeds tend to fail or cause the opposite effect, due to his being overly enthusiastic, his habit of jumping to conclusions and, sometimes, just because of bad luck.

[41][42] Klonoa: Dream Traveller of Noctis Sol was a webcomic series published by ShiftyLook, written by Jim Zub and drawn by Hitoshi Ariga.