OtakuSolutions API Reference

This document shares the naming guidelines for Ctrl_* controller nodes generated by BipedPlus as default values.
It reflects the controller naming conventions OtakuSolutions follows for 3dsMax rigging.

If your team does not have internal rigging naming guidelines, feel free to use this document as a reference.
When customizing the rig, maintaining these node names ensures full compatibility with BipedPlus.


Pattern	`Ctrl_*`
Left + Center nodes	82
Right nodes (mirror)	72
Total nodes	154

Field Descriptions

Field	Description
`direction`	left / center
`part`	Rig module part ID

Node List (82 — Left + Center)

node	part	direction
Ctrl_Move	sys	center
Ctrl_World	sys	center
Ctrl_Pelvis	spine	center
Ctrl_Spine	spine	center
Ctrl_Spine1	spine	center
Ctrl_Spine2	spine	center
Ctrl_Spine3	spine	center
Ctrl_Spine4	spine	center
Ctrl_Head	neck-head	center
Ctrl_Neck	neck-head	center
Ctrl_L_Clavicle_Main	arm	left
Ctrl_L_ForeArm_Arc	arm	left
Ctrl_L_ForeArm_Main	arm	left
Ctrl_L_Hand_Main	arm	left
Ctrl_L_UpperArm_Arc	arm	left
Ctrl_L_UpperArm_Main	arm	left
Ctrl_L_ForeArm_Seg1	arm	left
Ctrl_L_ForeArm_Seg2	arm	left
Ctrl_L_ForeArm_Seg3	arm	left
Ctrl_L_ForeArm_Seg4	arm	left
Ctrl_L_ForeArm_Seg5	arm	left
Ctrl_L_UpperArm_Seg1	arm	left
Ctrl_L_UpperArm_Seg2	arm	left
Ctrl_L_UpperArm_Seg3	arm	left
Ctrl_L_UpperArm_Seg4	arm	left
Ctrl_L_UpperArm_Seg5	arm	left
Ctrl_L_Finger0	finger0	left
Ctrl_L_Finger01	finger0	left
Ctrl_L_Finger02	finger0	left
Ctrl_L_Finger1	finger1	left
Ctrl_L_Finger11	finger1	left
Ctrl_L_Finger12	finger1	left
Ctrl_L_Finger2	finger2	left
Ctrl_L_Finger21	finger2	left
Ctrl_L_Finger22	finger2	left
Ctrl_L_Finger3	finger3	left
Ctrl_L_Finger31	finger3	left
Ctrl_L_Finger32	finger3	left
Ctrl_L_Finger4	finger4	left
Ctrl_L_Finger41	finger4	left
Ctrl_L_Finger42	finger4	left
Ctrl_L_Calf_Arc	leg	left
Ctrl_L_Calf_Main	leg	left
Ctrl_L_Foot_Main	leg	left
Ctrl_L_HorseLink_Arc	leg	left
Ctrl_L_HorseLink_Main	leg	left
Ctrl_L_Thigh_Arc	leg	left
Ctrl_L_Thigh_Main	leg	left
Ctrl_L_Toe0	leg	left
Ctrl_L_Calf_Seg1	leg	left
Ctrl_L_Calf_Seg2	leg	left
Ctrl_L_Calf_Seg3	leg	left
Ctrl_L_Calf_Seg4	leg	left
Ctrl_L_Calf_Seg5	leg	left
Ctrl_L_HorseLink_Seg1	leg	left
Ctrl_L_HorseLink_Seg2	leg	left
Ctrl_L_HorseLink_Seg3	leg	left
Ctrl_L_HorseLink_Seg4	leg	left
Ctrl_L_HorseLink_Seg5	leg	left
Ctrl_L_Thigh_Seg1	leg	left
Ctrl_L_Thigh_Seg2	leg	left
Ctrl_L_Thigh_Seg3	leg	left
Ctrl_L_Thigh_Seg4	leg	left
Ctrl_L_Thigh_Seg5	leg	left
Ctrl_L_BackA_Skirt1	extra_skirt	left
Ctrl_L_BackA_Skirt2	extra_skirt	left
Ctrl_L_BackA_Skirt3	extra_skirt	left
Ctrl_L_BackA_Skirt4	extra_skirt	left
Ctrl_L_FrontA_Skirt1	extra_skirt	left
Ctrl_L_FrontA_Skirt2	extra_skirt	left
Ctrl_L_FrontA_Skirt3	extra_skirt	left
Ctrl_L_FrontA_Skirt4	extra_skirt	left
Ctrl_L_Side_Skirt1	extra_skirt	left
Ctrl_L_Side_Skirt2	extra_skirt	left
Ctrl_L_Side_Skirt3	extra_skirt	left
Ctrl_L_Side_Skirt4	extra_skirt	left
Ctrl_L_Skirt_DP_Set	extra_skirt	left
Ctrl_L_Back_Hip	extra_hip	left
Ctrl_L_Front_Hip	extra_hip	left
Ctrl_L_Side_Hip	extra_hip	left
Ctrl_L_ForeArm_Cor	extra_forearm	left
Ctrl_L_Calf_Cor	extra_calf	left

Right Side — Replace _L_ with _R_ to get the mirrored node.
e.g. Ctrl_L_UpperArm_Main → Ctrl_R_UpperArm_Main