Hanunoo is a Unicode block containing characters used for writing the Hanunó'o language. It also contains the two punctuation marks (᜵, and ᜶) which are unified characters for all the Philippine scripts (Baybayin, Hanunoo, Buhid and Tagbanwa).
Aliprand, Joan (1999-02-05), "Philippine Scripts", Approved Minutes -- UTC #78 & NCITS Subgroup L2 # 175 Joint Meeting, San Jose, CA -- December 1-4, 1998, [#78-M8] Motion:To accept document L2/98-397, Revised proposal for encoding Philippine scripts, for addition to the Unicode Standard after Version 3.0.
Anderson, Deborah; Whistler, Ken; Pournader, Roozbeh; Liang, Hai (2021-07-26), "18 Tagalog and Hanunoo [Affects U+1734]", Recommendations to UTC #168 July 2021 on Script Proposals