ōōban 大々判

Lit. "extra large format." A size of *ukiyo-e 浮世絵 print. The term ōōban is used for certain sizes of sheet cut from various types of paper.
1　A large format size of approximately 30-33 x 55-56 cm, made by adding a strip of usually about 1/5 (varies from 1/3 to 1/6) of another sheet of paper to a full-sized piece of *minogami 美濃紙. As long as *hosoban 細判, this was the standard format size used for *tan-e 丹絵 prints frequently used by Torii Kiyonobu 鳥居清信 (1664-1729) and Kiyomasu 清倍 (act. early 18th century) as well as the paintings by the artists of the Kaigetsudō school *Kaigetsudō-ha 懐月堂派.
2　Also called tokuōban 特大判 and takenaga bōsho zenban 丈長奉書全判. A full sheet of *takenaga bōsho 丈長奉書 is approximately 53 x 72 cm. The largest format size of ukiyo-e. Used for *uki-e 浮絵 prints by Okumura Masanobu 奥村政信 (1686-1764).
3 Special types of *ōban 大判 prints.