such as Karin and Beerus. Toriyama has had a lifelong passion for plastic models, and has designed several for the Fine Molds brand. He also collected autographs of famous manga artists, having over 30 including Yudetamago and Hisashi Eguchi, a hobby he gave to the character Peasuke Soramame. Style Toriyama admires Osamu Tezuka's Astro Boy and was impressed by Walt Disney's One Hundred and One Dalmatians, which he remembers for its high-quality animation. He was a fan of Hong Kong martial arts films, especially Bruce Lee films such as Enter the Dragon (1973) and Jackie Chan films such as Drunken Master (1978), which went on to have a large influence on his later work. The artist has also cited the science fiction films Alien (1979) and Galaxy Quest (1999) as influences. Toriyama stated he was influenced by animator Toyoo Ashida and the anime television series adaptation of his own Dragon Ball; from which he learned that separating colors instead of blending them makes the art cleaner and coloring illustrations easier. It was Toriyama's sound effects in Mysterious Rain Jack that caught the eye of Kazuhiko Torishima, who explained that usually they are written in katakana, but Toriyama used the Roman alphabet which he found refreshing. Torishima has stated that Toriyama aimed to be a gag manga artist because the competitions that he submitted to early on required entries in the gag category to only be 15 pages long, compared to story manga entries which had to be 31. In his opinion, Torishima stated that Toriyama excels in black and white, utilizing black areas, as a result of not having had the money to buy screentone when he started drawing manga. He also described Toriyama as a master of convenience and "sloppy, but in a good way." For instance, in Dragon Ball, destroying scenery in the environment and giving Super Saiyans blond hair were done in order to have less work in drawing and inking. Torishima claimed that Toriyama draws what he finds interesting and is not mindful of what his readers think. Dr. Slump is mainly a comedy series, filled with puns, toilet humor, and sexual innuendos. But it also contained many science fiction elements: aliens, anthropomorphic characters, time travel, and parodies of works such as Godzilla, Star Wars, and Star Trek. Toriyama also included many real-life people in the series, such as his assistants, wife, and colleagues (such as