Braille pattern dots-23

The Braille pattern dots-23 ( ) is a 6-dot braille cell with the middle and bottom left dots raised, or an 8-dot braille cell with the two middle-left dots raised. It is represented by the Unicode code point U+2806, and in Braille ASCII with the number "2".
Unified Braille.
In unified international braille, the braille pattern dots-23 is used to represent a voiced bilabial consonant, such as /b/ or /ɓ/ when multiple letters correspond to these values, and is otherwise assigned as punctuation or accent mark, as needed.
Plus dots 7 and 8.
Related to Braille pattern dots-23 are Braille patterns 237, 238, and 2378, 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 37, 137, 347, and 1347 are the patterns related to Braille pattern dots-23, since the two additional dots of kantenji patterns 023, 237, and 0237 are placed above the base 6-dot cell, instead of below, as in standard 8-dot braille.
Kantenji using braille patterns 37, 137, 347, or 1347.
This listing includes kantenji using Braille pattern dots-23 for all 6349 kanji found in JIS C 6226-1978.