Magical Girl Lyrical Nanoha (Japanese: 魔法少女リリカルなのは, Hepburn: Mahō Shōjo Ririkaru Nanoha) is a Japanese multimedia franchise that encompasses five anime television series, four theatrical films, multiple manga and drama CD adaptations and sequels, as well as model figures, plastic models and toys from Bandai.

At the beginning of the series, Nanoha is a 9-year old schoolgirl in modern-day Japan, who is swept into a conflict between extra-dimensional powers vying for control over magical artifacts they had discovered on Earth.

Nanoha herself is revealed to be tremendously powerful in the extra-dimensional techno-magic and in later installments, leaves Earth altogether to pursue a magical career.

In the plot premise of the original series, Magical Girl Lyrical Nanoha (2004), 21 "Jewel Seeds", highly destructive artifacts from another dimension, are accidentally scattered across Earth.

Hayate, now a Lieutenant Colonel of TSAB, forms a special Riot Force 6 to counter the impending terrorist crisis organized by Dr. Scaglietti, a former colleague and accomplice of Precia Testarossa, and his combat cyborgs ("Numbers").

A Drama CD titled Magical Girl Lyrical Nanoha StrikerS Sound Stage X (2008) is set three years after the Jail Scaglietti Incident.

Their investigation eventually leads them to the Mariage [sic], semi-sentient humanoid weapons from the Ancient Belkan era, and their elusive creator, Dark King Ixpellia.

Vivio's story is continued in the manga Magical Girl Lyrical Nanoha ViVid (2009-2017), which is set four years after StrikerS.

(2016), stars a teen magical martial artist Fuka Reventon, who trains under Einhart for a rematch against her estranged childhood friend, Rinne Berlinetta.

Another manga, Magical Record Lyrical Nanoha Force (2009-2013, on hiatus), set six years after StrikerS, focuses on a new protagonist, Thoma Avenir.

A follow-up sequel manga, Magical Girl Lyrical Nanoha Innocents (2014-2016), featuring younger Subaru and Teana was published after the first spin-off ended.

An anime television adaptation of the Magical Girl Lyrical Nanoha ViVid manga series aired between April and June 2015, and was produced by A-1 Pictures.

[8] Magical Girl Lyrical Nanoha novel is an adaptation of the first season, while the A's manga and StrikerS THE COMICS are collections of short side-stories expanding the respective anime series.