Dan Hibiki, more commonly known simply as Dan, is a character from Capcom's Street Fighter series of fighting games. Dan is consistently portrayed as an arrogant, overconfident, yet utterly weak character in many of the games in which he is featured. He is widely considered to be the comic relief of the series because of his over-the-top poses and battle cries.    (Source: http://en.wikipedia.org/wiki/Dan_Hibiki)

Ryu, the current Street Fighter champion, must overcome the power of the "Dark Hadou" which consumed Akuma, the brother of his sensei, Gouken. Plus, he deals with the unexpected arrival of Shun, a young boy who proclaims to be his long-lost brother.
 
(Source: Anime News Network)

Father of [Bryce Papenbrook](https://anilist.co/staff/95732/Bryce-Papenbrook)

Ryu was warned of the dangers of the Dark Hadou, a foul energy that can overwelm a warrior and turn them into a heartless killing machine. But, Ryu's desire for fighting perfection seems to be drawing him down the path to the Dark Hadou and ultimately climax into a battle with a man named M. Bison. But Ryu has his best friend Ken and Rookie Interpol officer Chun-Li to see he his soul doesn't become corrupted forever.

High school girl Sakura just can not avoid landing in battles with other street fighters! Through the fighting challenges she has faced, see how Sakura established herself as one of the most valuable players in the Street Fighter universe! (Source: Udon) 
Note: It seems that Nakahira released an extra chapter of this manga in the doujin "Sakura Ganbaru! Saishuushou - Sotsugyou" and a special chapter in the Anthology "Ultrajump Megamix Vol. I" which focuses on a match between Sakura and Kyo. 
(B-U)