Braille pattern dots-1256

The Braille pattern dots-1256 ( ) is a 6-dot braille cell with the top left, both middle, and bottom right dots raised, or an 8-dot braille cell with the top left, both upper-middle, and lower-middle right dots raised. It is represented by the Unicode code point U+2833, and in Braille ASCII with a backslash: \.
Unified Braille.
In unified international braille, the braille pattern dots-1256 is used to represent a close back vowel, such as /u/ or /ɯ/ when multiple letters correspond to these values, and is otherwise assigned as needed.
Plus dots 7 and 8.
Related to Braille pattern dots-1256 are Braille patterns 12567, 12568, and 125678, which are used in 8-dot braille systems, such as Gardner-Salinas and Luxembourgish Braille.
related 8-dot kantenji patterns.
In the Japanese kantenji braille, the standard 8-dot Braille patterns 2368, 12368, 23468, and 123468 are the patterns related to Braille pattern dots-1256, since the two additional dots of kantenji patterns 01256, 12567, and 012567 are placed above the base 6-dot cell, instead of below, as in standard 8-dot braille.
Kantenji using braille patterns 2368, 12368, 23468, or 123468.
This listing includes kantenji using Braille pattern dots-1256 for all 6349 kanji found in JIS C 6226-1978.