Obi may refer to:Obi (sash), a sash worn with a kimono or with the uniforms used by practitioners of Japanese martial arts Obi Obi (store), a European home improvement store chain based in Germany Obi (ruler), a title among the Igbo people of Nigeria or the central building in an Igbo homestead Obi of Onitsha, traditional ruler of Onitsha Obi, another form of the word Obeah Obi (publishing), an informational piece of paper or cardboard folded around or over a book or LP record, music CD, video game, or magazine, used in Japan Obi (band), a British indie music band from the early 2000s Obi Castle, a Japanese castle completed in 1588 Obi Station, a train station in Nichinan, Miyazaki, Japan obi, ISO 639 code for the Obispeño language, an extinct Native American language OBI, FAA location identifier for Woodbine Municipal Airport