Ehime Prefecture, located in western Shikoku facing Seto Inland Sea, represents prefecture known for warm climate and rich nature. Featuring surviving Matsuyama Castle keep, Japan's oldest-class Dogo Onsen, Japan's top citrus production, and Imabari towels among diverse attractions. Housing three national treasure buildings, most in Shikoku.

Dogo Onsen, one of Japan's oldest-class hot springs with approximately 3,000 years history, is also famous as setting for Natsume Soseki's novel "Botchan." Dogo Onsen Honkan, three-story wooden hot spring architecture built in 1894, is designated as important cultural property. Currently under preservation repairs, but hot springs enjoyable at annexes like Asuka-no-yu.

Matsuyama Castle, hirayama castle built over quarter-century from 1602, represents one of 12 existing keeps designated as national important cultural property. Honmaru atop mountain offers spectacular views of Matsuyama cityscape and Seto Inland Sea, particularly famous during cherry blossom season with approximately 200 trees blooming. Accessible by ropeway or chairlift.

Ehime Prefecture leads Japan in citrus production, particularly known for high-quality satsuma mandarin quality. Urban legend of "citrus juice from faucets" led to actual citrus juice faucets installed at Matsuyama Airport and Dogo Onsen surroundings.

Imabari towels represent high-quality towel brand produced in Imabari City, Ehime Prefecture, with only products clearing strict quality standards receiving Imabari towel certification. Excellent in absorbency, safety, and texture, receiving high domestic and international evaluation. Specialty shops including Iori offer various Imabari towel products.

Ishite-ji, Shingon Buddhism temple in Matsuyama City serving as 51st temple of Shikoku 88 Pilgrimage, features Nio-mon gate from late Kamakura period designated as national treasure, representing premier beauty among nationwide tower gates.

Daihoji Hondo and Taisan-ji Hondo also represent national treasure buildings, respectively from early Kamakura period and 1305 construction. Daihoji Hondo represents Amida hall from Pure Land Buddhism prosperity period, while Taisan-ji Hondo represents nationally premier-scale esoteric Buddhism hall as precious cultural properties.

Tobe-yaki represents ceramics made in Tobe town, Ehime Prefecture, characterized by white porcelain with indigo painting as representative Iyo traditional craft. Continuing since 1777, numerous kilns maintain techniques today.

Tai-meshi represents Ehime Prefecture local cuisine using fresh red sea bream from Uwa Sea. Nanyo region features "hyuga-meshi" style mixing sea bream sashimi with egg yolk and special sauce over rice, while Chuyo/Toyo regions offer "takikomi-meshi" style cooking whole sea bream with rice.