noun, noun which may take the genitive case particle 'no'
large size; large format
Describes paper, books, photographs, or other flat items that are larger than the standard size. Often used attributively with の.
大判の写真を額に入れて飾った。
I framed a large-format photograph and displayed it.
I bought a large-format photo book.
この本は大判で、持ち運びには不便だ。
This book is large-sized and inconvenient to carry around.
ōban; large oval gold coin (Edo period)
Historical term for a large oval gold coin minted during the Edo period. Often contrasted with 小判 (koban), a smaller gold coin.
See also: 小判
博物館で江戸時代の大判が展示されている。
An ōban from the Edo period is on display at the museum.
この地図は大判で印刷されている。
This map is printed in large format.
大判 is the larger of the two Edo-period gold coins (and the larger paper/photo format), while 小判 is the smaller coin (and can also mean a smaller format).
大判 describes a large-format item like a big book or paper, the opposite of a ポケットサイズ item made to fit in a pocket.
大判 gold coins, being flat oval pieces, are counted with 枚 just like other thin, flat objects.
ōban-yaki; thick pancake filled with sweet bean paste, served hot
Tenshō ōban; large oval gold coin of the Tenshō era
The coin name is shortened from 大判金, the large oval gold coin issued in early modern Japan. The general sense “large format” reflects the same formation 大判, “large-sized.”