This episode parodies the culinary challenge show, Iron Chef, where 2 chefs compete to make the best meal using a secret ingredient. The show is originally a Japanese televsion cooking show, and in this episode it is also a Japanese tv host who host the show. After becomming a succes in Japan, an American version of it begun. The show has a cult following in America, popular for its sometimes comical voice overs and strange meals. The title also references the fact that Bender is 30% iron, a quote directly from the episode.
Chairman Koji's line, "domo arigato, Mr. Roboto" is a reference to the song "Mr. Roboto" by the band Styx.
Dōmo arigatō (どうもありがとう) means "Thank you very much in Japanese.
Bender's training montage has references to Star Wars and The Karate Kid. The episode even uses the song "You're the Best Around" by Joe Esposito made for the film The Karate Kid.
Bender didn't notice that Zoidberg didn't come to eat what Bender cooked. This shows that no one ever notices Zoidberg.
A conversation between Bender and two homeless guys: "What did you just call me" "A Robo. You know, a Robot Hobo" "Oh okay I thought you said Romo". This could mean that a robot homosexual is a Romo.
When Bender and the two hobos are on the "space train", the names on the cars are spoofs of two former American railroads:
"Baltimore and Orion" is a spoof off of "Baltimore and Ohio".
"Wrath-of-Conrail" is a spoof off of "Conrail".
Also one of the cars has "Starlight Express" written on it.
"Welcome to Bombay Save - the biggest Hobo Jungle in the quadrant." "Nah, I've seen bigger. Oh wait, I'm thinking of Eugene, Oregon". Eugene, Oregon is known for its "alternative" lifestyle.
Leela mentions that if they can get to the ship, they can hide under the polar ice caps for a few weeks. They proceed to walk out and walk into Bender who is blocking "the only exit". Yet the ship is clearly behind them (at ground level no less).
The guitar riff heard at the end of the episode is the main guitar riff from Sunshine of Your Love by Cream.