Question: The video game Mighty No. 9 resembles a series featuring a character known as what in Japan?

Context paragraphs:
Godville: Godville is a mobile and desktop browser zero-player role-playing video game released on July 18, 2010.  In the game, the player controls a character known as the god, who interacts with a character called the hero.  The hero progresses in the video game without interaction with the player's god character.  Reception to the game was positive, with the focus on its gameplay.

Mighty Mouse Playhouse: Mighty Mouse Playhouse is an American television anthology series featuring animated short films starring Mighty Mouse.  The series aired on CBS from 1955 to 1966.  The series was credited with popularizing the Mighty Mouse character in popular culture far beyond what the original film shorts had done.

Mighty Jill Off: Mighty Jill Off is a 2D platform independently developed freeware video game designed by Anna Anthropy, with art by James Harvey and music by Andrew Toups.  It stars a submissive named Jill, who has a boot fetish and is forced to climb up a tower after her Queen kicks her down it as punishment.  Jill does this by jumping and slowly descending over obstacles.  Jill can be defeated in one hit by these obstacles, but will return to the last check point.  The game serves as an homage to the 1986 arcade game "Mighty Bomb Jack".  It had follow-ups, such as "Mighty Jill Off - Jill Off Harder Edition" and "Jill Off With One Hand".  Jill made a cameo appearance in the 2010 video game "Super Meat Boy" as a playable character.

Mighty Milky Way: Mighty Milky Way is an action puzzle video game for the Nintendo DSi.  It is the second title after "Mighty Flip Champs! " in the "Mighty" series from WayForward Technologies.  The game was released for download through DSiWare on May 9, 2011 in North America and May 27, 2011 in Europe.  It was the last game officially released for the Nintendo DS in Japan.

Mega Man: Mega Man, alternatively written as Megaman and MegaMan, known as Rockman (ロックマン , Rokkuman ) in Japan, is a video game franchise created by Capcom, starring the robot character Mega Man, or one of his many counterparts.  "Mega Man", released for the Nintendo Entertainment System in 1987, was the first in a series of over 50 games on multiple systems.  By March 2015, the series had sold approximately thirty million copies worldwide,

Mighty Flip Champs!: Mighty Flip Champs!  is a puzzle platform video game, developed and published by WayForward Technologies for the Nintendo DSi's DSiWare digital download service.  It was first announced on March 9, 2009, and was released on June 1, 2009 in North America and on November 27, 2009 in the PAL regions.  The developers took inspiration from multiple sources, including the video games "Wendy: Every Witch Way" and "".  In it, players control Alta, a girl who has to reach a fishman by flipping between areas until she can reach him.  Since its release, "Mighty Flip Champs!"  has received all-around positive reception.  It holds an aggregate score of 83/100 and 83.50% from Metacritic and GameRankings respectively, while also being called one of the best video games for the DSiWare service.  It is the first game in the "Mighty" series, and is followed by "Mighty Milky Way" and "Mighty Switch Force! ".

Mighty Gunvolt: Mighty Gunvolt (マイティガンヴォルト , Maiti Ganvoruto ) is a platform video game developed and published by Inti Creates originally for the Nintendo 3DS.  The game is a spin-off accompaniment to Inti Creates' "Azure Striker Gunvolt" game, additionally featuring characters from "Gal*Gun" and "Mighty No. 9".  The game was released on the Nintendo eShop in Japan and North America in August 2014, and later in PAL regions in April 2015.  A port for PlayStation 4 and PlayStation Vita, titled Gal Gunvolt (ぎゃるガンヴォルト , Gyaru Ganvoruto ) , was released in Japan in August 2015.  A version of the original "Mighty Gunvolt" was released for Microsoft Windows, and was available for free to purchasers of "Azure Striker Gunvolt" within the first month of its release.

TwinBee RPG: TwinBee RPG (ツインビーRPG , fully titled TwinBee Role Playing Game on the game's packaging) is a role-playing video game for the PlayStation released exclusively in Japan on April 2, 1998 (with re-released for the Konami the Best on December 1999 and the PSOne Book on November 2003).  It is a spin-off of the "TwinBee" shoot-'em-up series featuring a storyline based on the "TwinBee Paradise" audio drama serial.

Lara Croft: Tomb Raider: Lara Croft: Tomb Raider (also known as simply Tomb Raider) is a 2001 action-adventure film based on the popular "Tomb Raider" video game series featuring the character Lara Croft portrayed by Angelina Jolie.  An international co-production between the United States, the United Kingdom, Japan, and Germany, it was directed by Simon West and revolves around Lara Croft trying to obtain ancient artifacts from the enemy, the Illuminati.

Mighty No. 9: Mighty No. 9 (Japanese: マイティーナンバーナイン , Hepburn: Maitī Nanbā Nain ) is an action-platform video game developed by Comcept, in conjunction with Inti Creates, and published by Deep Silver.  The creation of the game was based on the online crowdfunding website Kickstarter and incorporated heavy input from the public.  "Mighty No. 9" closely resembles the early "Mega Man" series in both gameplay and character design, which project lead Keiji Inafune worked on, and is considered its spiritual successor.

Supporting paragraphs: Mighty No. 9 Mega Man
Answer: Rockman