Wanna be the Strongest in the World!

• Ja Kanji — 世界でいちばん強くなりたい! • Ja Romaji — Sekai de Ichiban Tsuyoku Naritai! • Genre — Sports

• Type — manga • Author — ESE • Illustrator — Kiyohito Natsuki • Publisher — Earth Star Entertainment • Magazine — Comic Earth Star • First — March 12, 2011 • Last — December 12, 2013 • Volumes — 5

• Type — tv series • Director — Rion Kujo • Producer — * Hiroaki Tsunoda • Gorō Shinjuku • Hiroshi Gotō • Hiroaki Ōshiro • Mitsuhiro Matsuo • Hiroyuki Kamei • Yūya Machida • Shinichi Takahashi • Kenichirō Kaneda • Writer — Kazuho Hyōdō • Music — * Kayō Konishi • Yukio Kondō • Studio — Arms • Licensee — * Crunchyroll (streaming) • Network — AT-X, Tokyo MX, ytv • First — October 6, 2013 • Last — December 22, 2013 • Episodes — 12 + 6 OVA

• Portal — yes Wanna Be the Strongest in the World! is a Japanese manga series written by ESE and illustrated by Kiyohito Natsuki. It was serialized in Earth Star Entertainment's Comic Earth Star from March 2011 to December 2013. An anime television series adaptation by Arms aired from October to December 2013.

Sakura Hagiwara is a pop idol and member of the fictional Japanese idol group Sweet Diva. One day, however, a female wrestler named Rio Kazama beats up Elena Miyazawa, a fellow Sweet Diva member and Sakura's rival, after she hears the latter claim that professional wrestling is easy. To avenge Elena, Sakura is introduced to the Berserk Wrestlers team, of which Rio is a member. Eventually, Sakura proves to be a natural athlete with potential and joins the team.

• Sakura Hagiwara: • A 17-year-old girl who is a leader of the idol group Sweet Diva. She becomes the central vocalist at the start of the series. Initially cheerful and bright, she always puts her idol group before her own feelings but always tries her best at anything. • Elena Miyazawa: • A 17-year-old girl who is member of the idol group Sweet Diva. She is Sakura's rival who is a tomboy and strong-minded. • Aika Hayase: • A member of the idol group Sweet Diva who is always seen together with Yuuho. Although bright and cheerful like Sakura, Aika is also a bit timid. • Yuuho Mochizuki: • A member of the idol group Sweet Diva who is always seen together with Aika. She is the mood maker of the group. • Nanami Kanno: • Sweet Diva's another leader. Like Elena and Sakura, she is 17 years old, but acts way older and is really calm. • Makoto Kirishima: • Sweet Diva's manager.

• Rio Kazama: • A mid-class wrestler who was the one who attacked Elena. • Misaki Toyoda: • Berserk's Ace pro wrestler, she too was a former idol like Sakura. She is usually seen together with Kanae. • Chinatsu Suzumoto: • Kurea Komiyama: • Hōnetto: • Seiichi Inoba: • The President of Berserk, an ex-pro wrestler who is 51 years old. • Moe Fukuoka: • A karate prodigy and Inoba's mentor's granddaughter. She became interested in pro wrestling because of Sakura. Her style in the ring incorporates elements of karate together with pro wrestling, and she uses powerful blows to stagger her opponent.

• Kanae Fujishita: • An enthusiastic news reporter who loves pro wrestling. • Jakkaru Tōjō: • Renowned world champion pro wrestler and Misaki's mentor. Like Misaki, she sees Sakura's potential, prompting Jackal to challenge her in a wrestling match. • Juri Sanada: • The owner of Miyabi and another of Jackal's students. She is considered to be Misaki's rival. • Blue Panther • She is a masked pro wrestler "assassin" that works for Miyabi. She tends to be a show-off, is a bit of a brute and is despised by Sakura because of it.

Written by ESE and illustrated by Kiyohito Natsuki, Wanna Be the Strongest in the World! was serialized in Earth Star Entertainment's Comic Earth Star from March 12, 2011, to December 12, 2013. Its chapters were collected in five tankōbon, published from October 12, 2011, to December 12, 2013.

On October 12, 2011, a drama CD was released with the first volume of the manga, with Aki Toyosaki voicing Sakura and Yōko Hikasa voicing Elena.

An anime television series adaptation was formally announced on April 1, 2013. The series was produced by Arms and directed by Rion Kujo, with character designs provided by Rin Shin. It aired from October 6 to December 22, 2013, on AT-X, Tokyo MX, and YTV. The opening theme is "Beautiful Dreamer" by Kyoko Narumi and the first ending theme is "Fan Fanfare!!!" by Ayana Taketatsu, Kana Asumi, Yuka Ōtsubo, Miku Itō, and Sora Amamiya, starting from Episodes 1–7 and 9–12, whilst the second ending theme for Episode 8 is lit. "Sky Blue Monologue" by Kyoko Narumi. An OVA episode is bundled in each Blu-ray and DVD volume of the series. Funimation licensed in North America. In Australia and New Zealand, the series is licensed by Madman Entertainment.