He is the programmer of Wangan Maxi 1 ? 3. He once programmed "Race on!". He is from Kansai and still loves Osaka city. He usually uses the Red MR2 with the card name "Takechu" in the Wangan Maxi series. Even though in Wangan Maxi 3 you have the option to change your car's appearance, Takenaka feels strongly that a car's appearance should not be changed. People say that he is the best or second best player of Wangan Maxi 3 in the Wangan Maxi Project team, although nobody knows whether his dislike of customizing cars has any connection to this. As you can see in the ad display on the right side of the building at the starting point of Hanshin Expressway loop line in Time attack mode, he is thirty something years young and looking for a wife.

He is the programmer of Wangan Maxi 3. His role is to program cut-in in Story mode and titles. He usually uses an RX-7 with the card name "Nagamatsu" in the Wangan Maxi series. He usually comes on stage wearing a Judo uniform and he has a habit of saying "Ossu!". (Not only does he love to wear a Judo uniform, but he is actually very good at Judo. However, nobody knows is the connection between the Judo uniform and the Wangan Maxi series.) He has not been involved in Wangan Maxi for very long, so he calls himself "Racer Rookie". He recently got a good car and is now a "Developing Racer" both in the game and in real life.