7-String Guitar Chord Chart and Tabs in Drop G#/Ab Tuning

Piano ChordsInstrumentsTunings

미bmM7, 미bm#7, 미b-M7, 미b−Δ7, 미b−Δ, 미b minmaj7
Notes: 미♭, 솔♭, 시♭, 레
x,0,2,1,0,0,0 (x.21...)
x,0,6,2,0,0,0 (x.21...)
x,0,6,9,0,0,0 (x.12...)
x,0,6,5,4,0,0 (x.321..)
x,0,2,2,0,4,0 (x.12.3.)
x,0,2,1,0,4,0 (x.21.3.)
x,0,2,1,0,0,3 (x.21..3)
7,7,6,9,0,0,0 (2314...)
10,0,6,9,0,0,0 (3.12...)
x,0,10,9,8,0,0 (x.321..)
x,0,7,5,8,0,0 (x.213..)
x,0,6,5,8,0,0 (x.213..)
10,0,10,9,8,0,0 (3.421..)
x,x,7,5,8,0,0 (xx213..)
x,0,6,5,4,5,0 (x.4213.)
x,0,2,1,0,5,0 (x.21.3.)
x,0,6,5,4,4,0 (x.4312.)
10,0,7,9,8,0,0 (4.132..)
x,0,2,5,4,4,0 (x.1423.)
7,7,7,9,8,8,7 (1114231)
7,11,7,9,0,0,0 (1423...)
x,0,2,2,0,4,3 (x.12.43)
x,0,6,9,0,8,0 (x.13.2.)
x,0,7,5,4,4,0 (x.4312.)
x,0,2,1,0,4,3 (x.21.43)
x,0,7,9,8,8,0 (x.1423.)
10,0,6,9,8,0,0 (4.132..)
x,0,2,1,4,0,3 (x.214.3)
x,0,10,9,8,8,0 (x.4312.)
x,0,6,2,0,0,3 (x.31..2)
x,0,6,9,0,5,0 (x.23.1.)
x,x,x,2,4,4,3 (xxx1342)
x,x,7,5,4,4,0 (xx4312.)
x,0,6,5,4,0,3 (x.432.1)
x,x,7,9,8,8,0 (xx1423.)
x,x,7,9,8,8,7 (xx14231)
x,0,6,9,8,8,0 (x.1423.)
x,x,7,5,4,4,7 (xx32114)
10,0,6,9,0,8,0 (4.13.2.)
x,0,6,5,4,8,0 (x.3214.)
x,0,2,1,0,5,3 (x.21.43)
x,x,7,5,8,5,7 (xx21413)
x,0,6,2,4,0,3 (x.413.2)
x,0,6,9,0,8,7 (x.14.32)
x,0,10,9,9,0,11 (x.312.4)
x,0,7,9,0,0,11 (x.12..3)
10,0,7,9,0,0,11 (3.12..4)
x,0,10,9,8,0,11 (x.321.4)
x,0,6,9,0,5,7 (x.24.13)
x,x,7,9,0,0,11 (xx12..3)
x,0,7,9,0,8,11 (x.13.24)
x,x,7,9,0,8,11 (xx13.24)
x,0,x,1,0,0,0 (x.x1...)
x,0,6,x,0,0,0 (x.1x...)
x,0,2,1,0,0,x (x.21..x)
x,0,2,1,0,x,0 (x.21.x.)
7,7,6,x,0,0,0 (231x...)
x,0,6,5,x,0,0 (x.21x..)
7,3,6,x,0,0,0 (312x...)
10,0,6,x,0,0,0 (2.1x...)
x,0,6,2,0,0,x (x.21..x)
x,0,2,x,0,4,0 (x.1x.2.)
x,0,6,9,0,x,0 (x.12.x.)
7,7,6,5,x,0,0 (3421x..)
x,0,6,9,0,0,x (x.12..x)
x,0,6,5,4,x,0 (x.321x.)
x,0,x,1,0,0,3 (x.x1..2)
x,0,6,5,4,0,x (x.321.x)
7,x,6,9,0,0,0 (2x13...)
x,0,x,5,4,4,0 (x.x312.)
x,0,2,2,0,4,x (x.12.3x)
x,0,x,5,8,0,0 (x.x12..)
x,0,10,x,8,0,0 (x.2x1..)
7,11,7,x,0,0,0 (132x...)
7,7,7,x,8,8,7 (111x231)
10,0,x,9,8,0,0 (3.x21..)
10,0,10,x,8,0,0 (2.3x1..)
7,7,6,9,0,x,0 (2314.x.)
10,0,6,9,0,x,0 (3.12.x.)
x,0,2,1,x,0,3 (x.21x.3)
7,3,6,5,x,0,0 (4132x..)
10,0,6,9,x,0,0 (3.12x..)
x,0,2,1,0,4,x (x.21.3x)
10,0,6,9,0,0,x (3.12..x)
x,0,2,1,0,x,3 (x.21.x3)
7,7,6,9,0,0,x (2314..x)
7,11,x,9,0,0,0 (13x2...)
x,0,2,5,x,4,0 (x.13x2.)
x,0,10,9,8,x,0 (x.321x.)
x,0,2,x,0,4,3 (x.1x.32)
10,0,7,x,8,0,0 (3.1x2..)
7,x,6,5,4,0,0 (4x321..)
x,0,x,9,8,8,0 (x.x312.)
10,0,10,9,8,x,0 (3.421x.)
x,x,7,x,8,8,7 (xx1x231)
7,x,7,5,8,0,0 (2x314..)
x,0,6,x,0,0,3 (x.2x..1)
7,7,6,x,0,5,0 (342x.1.)
7,7,x,5,8,0,0 (23x14..)
x,x,7,5,4,4,x (xx3211x)
7,x,6,5,8,0,0 (3x214..)
x,0,x,1,4,0,3 (x.x13.2)
10,0,6,x,8,0,0 (3.1x2..)
7,3,6,x,4,0,0 (413x2..)
x,0,6,5,4,4,x (x.4312x)
7,7,6,x,0,8,0 (231x.4.)
x,0,2,1,0,5,x (x.21.3x)
x,0,6,5,4,5,x (x.4213x)
7,11,10,9,x,0,0 (1432x..)
7,11,7,9,0,x,0 (1423.x.)
x,0,x,2,4,4,3 (x.x1342)
x,0,2,2,x,4,3 (x.12x43)
7,7,6,x,0,4,0 (342x.1.)
7,x,10,9,8,0,0 (1x432..)
7,x,7,9,8,8,7 (1x14231)
10,0,7,9,8,x,0 (4.132x.)
7,7,7,x,0,4,0 (234x.1.)
x,0,6,5,9,0,x (x.213.x)
x,0,2,x,4,4,3 (x.1x342)
7,11,7,9,0,0,x (1423..x)
x,0,2,5,4,4,x (x.1423x)
7,7,10,x,8,0,0 (124x3..)
x,0,6,x,0,5,7 (x.2x.13)
7,7,x,9,8,8,7 (11x4231)
x,0,6,9,0,8,x (x.13.2x)
x,0,6,x,4,0,3 (x.3x2.1)
x,0,x,9,0,0,11 (x.x1..2)
x,0,x,5,4,4,3 (x.x4231)
x,0,6,x,0,8,7 (x.1x.32)
x,0,6,9,x,8,0 (x.13x2.)
x,0,6,5,x,0,3 (x.32x.1)
10,0,x,9,8,8,0 (4.x312.)
10,0,x,9,0,0,11 (2.x1..3)
x,0,2,1,x,4,3 (x.21x43)
x,0,2,1,4,x,3 (x.214x3)
10,0,6,9,9,0,x (4.123.x)
x,0,6,x,0,4,7 (x.2x.13)
x,0,7,x,0,4,7 (x.2x.13)
10,0,6,9,8,x,0 (4.132x.)
x,0,6,x,4,8,0 (x.2x13.)
x,0,x,1,4,4,3 (x.x1342)
7,x,6,9,0,8,0 (2x14.3.)
x,0,7,x,8,8,7 (x.1x342)
x,0,7,5,4,4,x (x.4312x)
x,0,6,2,x,0,3 (x.31x.2)
7,7,10,x,8,8,7 (114x231)
7,7,10,9,8,x,7 (11432x1)
x,0,6,9,0,5,x (x.23.1x)
x,0,2,5,x,4,3 (x.14x32)
x,0,6,5,x,5,7 (x.31x24)
7,11,10,x,8,0,0 (143x2..)
x,0,6,9,0,x,7 (x.13.x2)
x,0,6,5,4,x,3 (x.432x1)
7,x,6,9,0,5,0 (3x24.1.)
x,0,10,9,x,0,11 (x.21x.3)
x,0,6,x,8,8,7 (x.1x342)
x,0,6,9,9,8,x (x.1342x)
x,0,6,x,4,4,3 (x.4x231)
x,0,6,x,4,5,3 (x.4x231)
x,x,7,x,0,4,7 (xx2x.13)
x,0,10,x,9,0,11 (x.2x1.3)
x,0,x,1,4,5,3 (x.x1342)
10,0,6,9,x,8,0 (4.13x2.)
10,0,x,9,9,0,11 (3.x12.4)
10,0,6,9,0,8,x (4.13.2x)
x,0,6,5,4,8,x (x.3214x)
x,0,x,9,8,8,7 (x.x4231)
x,0,2,1,x,5,3 (x.21x43)
x,0,x,5,4,4,7 (x.x3124)
7,7,6,x,0,0,3 (342x..1)
x,0,7,5,x,4,7 (x.32x14)
x,0,6,5,x,4,7 (x.32x14)
7,3,6,x,0,0,3 (413x..2)
10,0,10,9,x,0,11 (2.31x.4)
x,0,7,x,0,0,11 (x.1x..2)
x,0,6,5,4,x,7 (x.321x4)
10,0,10,x,9,0,11 (2.3x1.4)
7,7,7,x,9,8,11 (111x324)
7,11,7,x,8,8,7 (141x231)
x,0,6,5,x,8,7 (x.21x43)
7,11,7,x,9,8,7 (141x321)
x,0,6,2,4,x,3 (x.413x2)
7,7,7,9,x,8,11 (1113x24)
7,11,7,9,x,8,7 (1413x21)
x,0,6,5,8,x,7 (x.214x3)
x,0,7,5,8,x,7 (x.214x3)
x,0,x,9,0,8,11 (x.x2.13)
x,0,10,x,8,0,11 (x.2x1.3)
x,0,x,5,8,8,7 (x.x1342)
10,0,7,x,0,0,11 (2.1x..3)
7,7,7,x,8,8,11 (111x234)
x,0,x,5,8,5,7 (x.x1423)
7,11,x,9,0,8,0 (14x3.2.)
x,x,7,x,0,0,11 (xx1x..2)
10,0,x,9,0,8,11 (3.x2.14)
x,0,6,x,9,8,7 (x.1x432)
x,0,7,x,4,4,3 (x.4x231)
10,0,10,x,8,0,11 (2.3x1.4)
10,0,x,9,8,0,11 (3.x21.4)
x,x,7,5,x,4,7 (xx32x14)
x,0,6,9,x,8,7 (x.14x32)
x,0,10,9,9,x,11 (x.312x4)
x,0,6,x,4,8,7 (x.2x143)
x,0,x,5,8,4,7 (x.x2413)
x,0,10,x,8,8,7 (x.4x231)
x,0,7,9,0,x,11 (x.12.x3)
x,0,10,9,8,x,7 (x.432x1)
x,x,7,5,8,x,7 (xx214x3)
10,0,6,9,0,x,7 (4.13.x2)
10,0,6,x,0,8,7 (4.1x.32)
7,x,7,9,0,0,11 (1x23..4)
x,0,10,9,8,x,11 (x.321x4)
x,0,x,9,9,8,11 (x.x2314)
7,11,x,9,0,0,11 (13x2..4)
10,0,7,9,0,x,11 (3.12.x4)
7,7,x,9,0,0,11 (12x3..4)
10,0,7,x,9,0,11 (3.1x2.4)
10,0,7,x,8,0,11 (3.1x2.4)
7,11,7,x,0,0,11 (132x..4)
7,7,7,x,0,0,11 (123x..4)
x,0,10,9,x,8,11 (x.32x14)
x,0,x,9,8,8,11 (x.x3124)
10,0,7,9,x,0,11 (3.12x.4)
x,x,7,x,4,4,3 (xx4x231)
x,0,6,5,9,x,7 (x.214x3)
x,x,7,9,0,x,11 (xx12.x3)
x,0,7,9,x,8,11 (x.13x24)
x,x,7,9,x,8,11 (xx13x24)
x,0,x,1,0,0,x (x.x1..x)
x,0,6,x,0,0,x (x.1x..x)
x,0,2,1,0,x,x (x.21.xx)
7,x,6,x,0,0,0 (2x1x...)
7,7,6,x,0,0,x (231x..x)
7,7,6,x,0,x,0 (231x.x.)
x,0,6,5,x,0,x (x.21x.x)
7,11,x,x,0,0,0 (12xx...)
7,x,6,5,x,0,0 (3x21x..)
7,3,6,x,x,0,0 (312xx..)
10,0,6,x,x,0,0 (2.1xx..)
10,0,6,x,0,0,x (2.1x..x)
7,3,6,x,0,0,x (312x..x)
x,0,2,x,0,4,x (x.1x.2x)
7,7,6,5,x,0,x (3421x.x)
10,0,x,x,8,0,0 (2.xx1..)
7,7,6,5,x,x,0 (3421xx.)
x,0,6,9,0,x,x (x.12.xx)
7,x,6,9,0,0,x (2x13..x)
x,0,x,5,4,4,x (x.x312x)
7,x,6,9,0,x,0 (2x13.x.)
x,0,6,5,4,x,x (x.321xx)
x,0,x,1,x,0,3 (x.x1x.2)
x,0,x,x,0,0,11 (x.xx..1)
7,11,7,x,0,0,x (132x..x)
7,x,7,x,8,8,7 (1x1x231)
7,7,x,x,8,8,7 (11xx231)
7,11,10,x,x,0,0 (132xx..)
7,x,x,5,8,0,0 (2xx13..)
x,0,x,x,4,4,3 (x.xx231)
7,7,6,5,x,5,x (3421x1x)
10,0,x,9,8,x,0 (3.x21x.)
x,0,6,x,0,x,7 (x.1x.x2)
x,0,2,1,x,x,3 (x.21xx3)
10,0,6,9,x,0,x (3.12x.x)
7,3,6,5,x,0,x (4132x.x)
10,0,6,9,0,x,x (3.12.xx)
7,7,6,9,0,x,x (2314.xx)
10,0,6,9,x,x,0 (3.12xx.)
7,x,6,5,4,4,x (4x3211x)
7,7,x,5,4,4,x (34x211x)
7,7,x,x,8,8,0 (12xx34.)
x,0,2,5,x,4,x (x.13x2x)
7,x,7,5,4,4,x (3x4211x)
7,x,6,5,4,0,x (4x321.x)
7,7,x,x,0,4,0 (23xx.1.)
x,0,2,x,x,4,3 (x.1xx32)
7,11,x,9,0,x,0 (13x2.x.)
7,11,x,9,0,0,x (13x2..x)
7,x,10,x,8,0,0 (1x3x2..)
10,0,x,x,0,0,11 (1.xx..2)
7,x,6,5,4,x,0 (4x321x.)
x,0,6,x,x,0,3 (x.2xx.1)
7,7,x,5,8,x,0 (23x14x.)
7,7,6,x,0,5,x (342x.1x)
7,x,6,5,x,5,7 (3x21x14)
x,0,x,1,4,x,3 (x.x13x2)
x,0,x,x,0,4,7 (x.xx.12)
7,3,6,x,4,0,x (413x2.x)
10,0,6,x,9,0,x (3.1x2.x)
7,7,6,x,0,x,7 (231x.x4)
7,3,6,x,4,x,0 (413x2x.)
7,7,6,x,0,8,x (231x.4x)
7,7,6,x,x,8,0 (231xx4.)
x,0,x,x,8,8,7 (x.xx231)
x,0,10,x,x,0,11 (x.1xx.2)
7,7,6,x,0,4,x (342x.1x)
7,7,10,x,8,x,0 (124x3x.)
7,11,10,9,x,0,x (1432x.x)
7,7,7,x,0,4,x (234x.1x)
7,x,x,9,8,8,7 (1xx4231)
7,x,10,9,8,x,0 (1x432x.)
x,0,6,5,x,x,7 (x.21xx3)
7,11,7,9,0,x,x (1423.xx)
7,7,x,5,x,4,0 (34x2x1.)
7,x,x,5,4,4,0 (4xx312.)
7,11,10,9,x,x,0 (1432xx.)
7,7,10,x,8,x,7 (113x2x1)
7,x,x,9,8,8,0 (1xx423.)
7,x,x,5,4,4,7 (3xx2114)
10,0,10,x,x,0,11 (1.2xx.3)
7,x,x,5,8,5,7 (2xx1413)
x,0,x,9,0,x,11 (x.x1.x2)
x,0,6,9,x,8,x (x.13x2x)
x,0,6,x,4,x,3 (x.3x2x1)
7,x,6,5,9,0,x (3x214.x)
7,x,6,x,0,5,7 (3x2x.14)
x,0,6,x,x,8,7 (x.1xx32)
7,x,6,x,0,8,7 (2x1x.43)
x,0,x,5,x,4,7 (x.x2x13)
10,0,x,9,x,0,11 (2.x1x.3)
10,0,6,9,9,x,x (4.123xx)
x,0,6,x,4,8,x (x.2x13x)
10,0,x,x,9,0,11 (2.xx1.3)
7,x,6,9,x,8,0 (2x14x3.)
7,3,6,x,4,x,3 (413x2x1)
7,x,6,x,0,0,3 (3x2x..1)
7,3,x,x,4,4,0 (41xx23.)
7,x,6,9,0,8,x (2x14.3x)
7,3,x,x,4,4,3 (41xx231)
10,0,x,9,0,x,11 (2.x1.x3)
7,x,7,x,0,4,7 (2x3x.14)
7,7,x,x,0,4,7 (23xx.14)
7,x,6,x,4,8,0 (3x2x14.)
7,11,7,9,x,8,x (1413x2x)
7,11,7,x,x,8,7 (131xx21)
7,11,10,x,9,0,x (143x2.x)
7,x,6,x,0,4,7 (3x2x.14)
7,7,7,x,x,8,11 (111xx23)
7,x,10,9,8,x,7 (1x432x1)
x,0,x,5,8,x,7 (x.x13x2)
7,x,10,x,8,8,7 (1x4x231)
7,x,6,9,0,5,x (3x24.1x)
x,0,10,9,x,x,11 (x.21xx3)
10,0,x,x,8,0,11 (2.xx1.3)
7,7,6,x,0,x,3 (342x.x1)
x,0,10,x,8,x,7 (x.3x2x1)
10,0,10,9,x,x,11 (2.31xx4)
7,x,6,x,4,0,3 (4x3x2.1)
7,3,6,x,0,x,7 (312x.x4)
10,0,6,x,0,x,7 (3.1x.x2)
10,0,6,9,x,8,x (4.13x2x)
7,3,x,x,0,4,7 (31xx.24)
7,7,x,x,0,4,3 (34xx.21)
7,3,6,x,x,0,3 (413xx.2)
7,x,6,5,x,0,3 (4x32x.1)
7,7,6,x,x,0,3 (342xx.1)
10,0,x,9,9,x,11 (3.x12x4)
7,x,6,9,0,x,7 (2x14.x3)
7,11,x,x,0,0,11 (12xx..3)
10,0,7,x,8,x,7 (4.1x3x2)
7,11,x,9,x,8,0 (14x3x2.)
7,11,x,x,9,8,7 (14xx321)
10,0,x,x,8,8,7 (4.xx231)
7,7,x,x,0,0,11 (12xx..3)
7,11,10,x,9,x,7 (143x2x1)
10,0,10,x,8,x,7 (3.4x2x1)
7,7,x,9,x,8,11 (11x3x24)
7,11,x,x,8,8,7 (14xx231)
7,11,10,x,8,x,7 (143x2x1)
7,x,7,x,0,0,11 (1x2x..3)
7,7,10,9,x,x,11 (1132xx4)
7,x,x,9,0,0,11 (1xx2..3)
7,11,10,9,x,x,7 (1432xx1)
7,11,10,x,x,8,7 (143xx21)
x,0,x,9,x,8,11 (x.x2x13)
7,11,x,9,x,8,7 (14x3x21)
7,11,x,9,0,8,x (14x3.2x)
10,0,7,x,x,0,11 (2.1xx.3)
7,7,10,x,x,8,11 (113xx24)
7,7,x,x,9,8,11 (11xx324)
7,7,x,x,8,8,11 (11xx234)
10,0,x,9,8,x,7 (4.x32x1)
7,7,10,x,8,x,11 (113x2x4)
7,7,10,x,9,x,11 (113x2x4)
7,x,7,9,x,8,11 (1x13x24)
10,0,x,9,8,x,11 (3.x21x4)
10,0,x,9,x,8,11 (3.x2x14)
10,0,6,x,x,8,7 (4.1xx32)
10,0,6,9,x,x,7 (4.13xx2)
10,0,6,x,8,x,7 (4.1x3x2)
10,0,6,x,9,x,7 (4.1x3x2)
7,7,x,x,0,8,11 (12xx.34)
7,7,10,x,x,0,11 (123xx.4)
7,11,10,x,x,0,11 (132xx.4)
7,7,7,x,0,x,11 (123x.x4)
10,0,7,9,x,x,11 (3.12xx4)
7,x,10,9,x,0,11 (1x32x.4)
7,11,x,9,0,x,11 (13x2.x4)
7,x,7,9,0,x,11 (1x23.x4)
7,11,7,x,0,x,7 (142x.x3)
7,11,x,9,0,x,7 (14x3.x2)
7,x,10,x,9,0,11 (1x3x2.4)
7,11,x,x,0,8,7 (14xx.32)
7,x,x,9,0,8,11 (1xx3.24)
7,7,x,9,0,x,11 (12x3.x4)
7,x,10,x,8,0,11 (1x3x2.4)
7,x,6,x,0,0,x (2x1x..x)
7,7,6,x,0,x,x (231x.xx)
7,11,x,x,0,0,x (12xx..x)
7,x,6,5,x,0,x (3x21x.x)
7,3,6,x,x,0,x (312xx.x)
10,0,6,x,x,0,x (2.1xx.x)
7,7,6,5,x,x,x (3421xxx)
7,x,6,9,0,x,x (2x13.xx)
7,x,x,5,4,4,x (3xx211x)
7,x,x,x,8,8,7 (1xxx231)
7,11,10,x,x,0,x (132xx.x)
7,x,6,x,0,x,7 (2x1x.x3)
10,0,6,9,x,x,x (3.12xxx)
7,x,6,5,4,x,x (4x321xx)
7,7,x,x,0,4,x (23xx.1x)
10,0,x,x,x,0,11 (1.xxx.2)
7,11,x,9,0,x,x (13x2.xx)
7,3,6,x,4,x,x (413x2xx)
7,7,6,x,x,8,x (231xx4x)
7,x,10,x,8,x,7 (1x3x2x1)
7,7,x,5,x,4,x (34x2x1x)
7,11,10,9,x,x,x (1432xxx)
7,x,x,x,0,4,7 (2xxx.13)
7,x,6,5,x,x,7 (3x21xx4)
10,0,x,9,x,x,11 (2.x1xx3)
7,3,x,x,4,4,x (41xx23x)
7,x,6,x,x,0,3 (3x2xx.1)
7,x,6,x,x,8,7 (2x1xx43)
7,x,6,9,x,8,x (2x14x3x)
7,x,x,x,0,0,11 (1xxx..2)
10,0,x,x,8,x,7 (3.xx2x1)
7,11,x,x,x,8,7 (13xxx21)
7,x,x,5,x,4,7 (3xx2x14)
7,7,10,x,x,x,11 (112xxx3)
7,7,x,x,x,8,11 (11xxx23)
7,x,6,x,4,8,x (3x2x14x)
7,11,10,x,x,x,7 (132xxx1)
7,x,x,5,8,x,7 (2xx14x3)
7,3,6,x,x,x,7 (312xxx4)
7,7,6,x,x,x,3 (342xxx1)
7,3,x,x,x,4,7 (31xxx24)
7,7,x,x,x,4,3 (34xxx21)
7,x,x,x,4,4,3 (4xxx231)
7,x,6,x,4,x,3 (4x3x2x1)
10,0,6,x,x,x,7 (3.1xxx2)
7,11,x,x,0,x,7 (13xx.x2)
7,x,10,x,x,0,11 (1x2xx.3)
7,11,x,9,x,8,x (14x3x2x)
7,x,x,9,0,x,11 (1xx2.x3)
7,7,x,x,0,x,11 (12xx.x3)
7,x,10,9,x,x,11 (1x32xx4)
7,x,x,9,x,8,11 (1xx3x24)
ENDEFRESRUITKOJA