『熱血硬派くにおくんSPECIAL』(Nekketsu Kouha Kunio-Kun Special) is a 2D side-scrolling beat 'em up game developed and published by Arc System Works for the Nintendo 3DS. It is the latest installment in the Kunio-Kun series, which has been popular in Japan since the 1980s. The game features classic Kunio-Kun characters, including Kunio, Riki, and Misako, as well as new characters, such as the mysterious Kyouichi and the powerful Rikiya. The game also features a variety of weapons, including bats, chains, and even a jetpack. Players can choose from two different modes: Story Mode and Battle Mode. In Story Mode, players follow the story of Kunio and his friends as they battle their way through the streets of Tokyo. Along the way, they will face off against a variety of enemies, including street gangs, yakuza, and other foes. Players can also collect items, upgrade their weapons, and even learn special moves to help them in their quest. In Battle Mode, players can take on various challenges, such as survival and time attack. Players can also customize their characters with a variety of outfits and accessories. The game also features local and online multiplayer, allowing up to four players to battle it out. Nekketsu Kouha Kunio-Kun Special is a fun and exciting game that will keep fans of the Kunio-Kun series entertained for hours. With its classic characters, intense battles, and customizable characters, players will be sure to have a great time.