The Secret World of Arrietty (2010)
- HD 1080
- Runtime: 94m.
- Status: Released
- 1
- Languages: ja
- Country: France, Japan, United States of America
- Director: Hiromasa Yonebayashi
- Stars: Mirai Shida, Ryunosuke Kamiki, Tomokazu Miura, Keiko Takeshita, Kirin Kiki
- keywords: based on novel or book, cat, forest, based on children's book, little people, dollhouse, anime
- Production_studio: Studio Ghibli, Hakuhodo DY Media Partners, Mitsubishi Shoji, dentsu, TOHO, Nippon Television Network Corporation, Wild Bunch, The Walt Disney Company (Japan)
- Slogan: Do not be seen by humans. That's been the law of children of the underfloor.
- providers: Max, Max Amazon Channel
- The The Secret World of Arrietty is featured in the top rankings of 2010
- #13 in Top Animation of 2010
14-year-old Arrietty and the rest of the Clock family live in peaceful anonymity as they make their own home from items "borrowed" from the house's human inhabitants. However, life changes for the Clocks when a human boy discovers Arrietty.