Guitar Chord Chart and Tabs in Drop B (7-String) Tuning

Piano ChordsInstrumentsTunings

変ヘm#5, 変ヘ-#5
Notes: 変ヘ, 変イ♭, ハ
1,1,1,3,5,3,1 (1112431)
x,1,1,0,0,3,1 (x12..43)
x,1,1,3,5,3,1 (x112431)
x,x,1,0,0,3,1 (xx1..32)
x,6,5,0,0,6,6 (x21..34)
x,6,5,0,0,3,6 (x32..14)
x,x,1,3,0,3,1 (xx13.42)
x,x,5,0,0,6,6 (xx1..23)
x,6,8,0,0,6,6 (x14..23)
x,x,1,3,5,3,1 (xx12431)
x,x,5,0,0,3,6 (xx2..13)
x,x,5,3,5,3,6 (xx21314)
x,x,5,0,5,6,6 (xx1.234)
x,x,x,0,0,6,6 (xxx..12)
x,x,1,0,5,3,1 (xx1.432)
x,x,5,0,5,3,1 (xx3.421)
x,x,8,0,0,6,6 (xx3..12)
x,x,5,3,0,3,6 (xx31.24)
x,x,x,3,5,3,6 (xxx1213)
x,x,x,0,0,3,6 (xxx..12)
x,6,8,0,0,6,10 (x13..24)
x,10,8,0,0,6,6 (x43..12)
x,x,x,0,5,6,6 (xxx.123)
x,x,x,0,5,3,1 (xxx.321)
x,10,8,0,0,11,10 (x21..43)
x,x,8,0,5,6,6 (xx4.123)
x,x,x,3,0,3,6 (xxx1.23)
x,x,x,3,5,3,1 (xxx2431)
x,x,8,0,9,6,6 (xx3.412)
x,x,8,0,0,11,10 (xx1..32)
x,x,5,0,9,6,6 (xx1.423)
x,x,x,x,0,3,6 (xxxx.12)
x,x,x,0,0,11,10 (xxx..21)
x,x,x,x,5,3,1 (xxxx321)
x,x,8,0,9,11,10 (xx1.243)
x,x,x,0,9,6,6 (xxx.312)
1,1,1,3,x,3,1 (1112x31)
1,1,1,0,0,x,1 (123..x4)
1,1,1,0,0,3,x (123..4x)
x,1,1,0,0,x,1 (x12..x3)
1,1,1,3,5,3,x (111243x)
1,1,x,0,0,3,1 (12x..43)
1,x,1,0,0,3,1 (1x2..43)
1,1,1,x,5,3,1 (111x321)
x,1,1,3,x,3,1 (x112x31)
x,1,1,0,0,3,x (x12..3x)
x,x,1,0,0,x,1 (xx1..x2)
5,6,5,0,0,6,x (132..4x)
1,1,5,3,x,3,1 (1142x31)
5,1,1,3,x,3,1 (4112x31)
1,x,1,3,5,3,1 (1x12431)
1,1,5,x,5,3,1 (113x421)
5,1,1,0,0,3,x (412..3x)
5,1,1,x,5,3,1 (311x421)
1,1,x,3,5,3,1 (11x2431)
1,1,5,0,0,3,x (124..3x)
5,6,5,0,0,3,x (243..1x)
x,1,1,3,0,3,x (x123.4x)
5,6,5,0,0,x,6 (132..x4)
x,x,1,0,0,3,x (xx1..2x)
5,x,5,0,0,6,6 (1x2..34)
5,6,x,0,0,6,6 (12x..34)
1,x,5,0,0,3,1 (1x4..32)
1,1,5,0,0,x,1 (124..x3)
5,1,1,0,0,x,1 (412..x3)
5,x,1,0,0,3,1 (4x1..32)
x,6,5,0,0,6,x (x21..3x)
x,1,1,0,x,3,1 (x12.x43)
8,6,8,0,0,6,x (314..2x)
x,1,1,x,5,3,1 (x11x321)
5,6,x,0,0,3,6 (23x..14)
x,1,1,x,0,3,1 (x12x.43)
5,x,5,0,0,3,6 (2x3..14)
x,1,1,3,5,3,x (x11243x)
x,x,1,3,0,3,x (xx12.3x)
5,6,8,0,0,6,x (124..3x)
x,6,5,3,5,3,x (x42131x)
x,6,x,0,0,6,6 (x1x..23)
8,6,5,0,0,6,x (421..3x)
x,6,5,0,0,3,x (x32..1x)
x,x,1,3,x,3,1 (xx12x31)
x,6,5,0,5,6,x (x31.24x)
x,6,5,0,0,x,6 (x21..x3)
x,x,5,3,5,3,x (xx2131x)
x,1,5,0,5,3,x (x13.42x)
8,6,8,0,0,x,6 (314..x2)
8,x,8,0,0,6,6 (3x4..12)
x,1,x,3,5,3,1 (x1x2431)
8,6,x,0,0,6,6 (41x..23)
x,1,1,0,5,3,x (x12.43x)
x,1,5,x,5,3,1 (x13x421)
5,6,8,0,0,x,6 (124..x3)
8,x,5,0,0,6,6 (4x1..23)
x,6,5,3,x,3,6 (x321x14)
x,6,x,3,5,3,6 (x3x1214)
5,x,8,0,0,6,6 (1x4..23)
8,6,5,0,0,x,6 (421..x3)
x,x,1,0,x,3,1 (xx1.x32)
x,6,5,3,0,3,x (x431.2x)
x,6,8,0,0,6,x (x13..2x)
x,x,1,x,0,3,1 (xx1x.32)
x,6,x,0,0,3,6 (x2x..13)
x,6,x,0,5,6,6 (x2x.134)
x,6,5,0,x,6,6 (x21.x34)
x,1,1,0,5,x,1 (x12.4x3)
x,1,x,0,5,3,1 (x1x.432)
x,x,5,0,0,x,6 (xx1..x2)
x,x,x,3,5,3,x (xxx121x)
x,x,5,0,5,6,x (xx1.23x)
x,1,5,0,5,x,1 (x13.4x2)
8,10,8,0,0,11,x (132..4x)
x,6,8,0,0,x,6 (x13..x2)
x,6,x,3,0,3,6 (x3x1.24)
x,x,1,x,5,3,1 (xx1x321)
x,6,5,x,0,3,6 (x32x.14)
x,6,8,0,5,6,x (x24.13x)
x,x,5,3,x,3,6 (xx21x13)
x,x,x,0,0,x,6 (xxx..x1)
8,10,8,0,0,x,6 (243..x1)
8,6,8,0,0,x,10 (213..x4)
8,6,x,0,0,6,10 (31x..24)
8,10,x,0,0,6,6 (34x..12)
x,x,5,0,x,6,6 (xx1.x23)
8,x,8,0,0,11,10 (1x2..43)
x,x,x,0,5,6,x (xxx.12x)
x,x,1,3,5,3,x (xx1243x)
x,x,5,0,5,x,1 (xx2.3x1)
x,6,8,0,9,6,x (x13.42x)
8,10,x,0,0,11,10 (12x..43)
x,6,8,0,x,6,6 (x14.x23)
x,x,1,0,5,x,1 (xx1.3x2)
x,x,8,0,0,x,6 (xx2..x1)
x,x,5,x,0,3,6 (xx2x.13)
x,6,8,0,5,x,6 (x24.1x3)
x,6,5,0,9,6,x (x21.43x)
x,10,8,0,0,11,x (x21..3x)
x,10,x,0,0,11,10 (x1x..32)
x,x,8,0,5,6,x (xx3.12x)
x,x,x,3,x,3,6 (xxx1x12)
x,x,x,0,x,6,6 (xxx.x12)
x,6,x,0,9,6,6 (x1x.423)
x,6,8,0,9,x,6 (x13.4x2)
x,6,x,0,0,6,10 (x1x..23)
x,6,8,0,0,x,10 (x12..x3)
x,10,x,0,0,6,6 (x3x..12)
x,x,5,x,5,3,1 (xx3x421)
x,10,8,0,0,x,6 (x32..x1)
x,10,8,0,9,11,x (x31.24x)
x,x,x,0,5,x,1 (xxx.2x1)
x,x,8,0,x,6,6 (xx3.x12)
x,x,8,0,0,11,x (xx1..2x)
x,x,8,0,5,x,6 (xx3.1x2)
x,6,8,0,x,6,10 (x13.x24)
x,6,8,0,9,x,10 (x12.3x4)
x,10,8,0,9,x,6 (x42.3x1)
x,10,x,0,9,6,6 (x4x.312)
x,x,x,0,0,11,x (xxx..1x)
x,6,x,0,9,6,10 (x1x.324)
x,10,8,0,x,6,6 (x43.x12)
x,10,8,0,x,11,10 (x21.x43)
x,x,8,0,9,x,6 (xx2.3x1)
x,x,8,0,9,11,x (xx1.23x)
x,x,8,0,x,11,10 (xx1.x32)
1,1,1,0,0,x,x (123..xx)
x,1,1,0,0,x,x (x12..xx)
x,x,1,0,0,x,x (xx1..xx)
5,6,5,0,0,x,x (132..xx)
5,1,1,0,0,x,x (312..xx)
1,x,1,0,0,x,1 (1x2..x3)
1,1,x,0,0,x,1 (12x..x3)
1,1,1,3,x,3,x (1112x3x)
1,1,5,0,0,x,x (123..xx)
1,1,1,x,x,3,1 (111xx21)
1,1,x,3,x,3,1 (11x2x31)
1,1,x,0,0,3,x (12x..3x)
1,x,1,0,0,3,x (1x2..3x)
1,x,1,3,x,3,1 (1x12x31)
x,6,5,0,0,x,x (x21..xx)
1,1,1,0,x,x,1 (123.xx4)
8,6,8,0,0,x,x (213..xx)
5,6,8,0,0,x,x (123..xx)
8,6,5,0,0,x,x (321..xx)
1,x,x,0,0,3,1 (1xx..32)
1,1,1,0,x,3,x (123.x4x)
1,x,1,3,0,3,x (1x23.4x)
1,1,1,x,0,3,x (123x.4x)
1,1,1,x,5,3,x (111x32x)
1,1,x,3,0,3,x (12x3.4x)
x,1,1,3,x,3,x (x112x3x)
x,1,1,0,x,x,1 (x12.xx3)
5,x,5,3,5,3,x (2x3141x)
x,1,1,x,x,3,1 (x11xx21)
5,6,x,0,0,6,x (12x..3x)
x,6,8,0,0,x,x (x12..xx)
1,1,1,0,5,x,x (123.4xx)
1,x,1,x,0,3,1 (1x2x.43)
1,x,x,3,0,3,1 (1xx3.42)
1,1,x,x,0,3,1 (12xx.43)
5,1,1,3,x,3,x (4112x3x)
1,1,5,3,x,3,x (1142x3x)
5,1,5,0,5,x,x (213.4xx)
1,x,1,x,5,3,1 (1x1x321)
5,1,1,0,5,x,x (312.4xx)
5,x,1,0,0,3,x (3x1..2x)
1,x,1,0,x,3,1 (1x2.x43)
1,x,1,3,5,3,x (1x1243x)
1,1,x,3,5,3,x (11x243x)
1,1,x,0,x,3,1 (12x.x43)
1,1,5,x,x,3,1 (113xx21)
5,1,1,x,x,3,1 (311xx21)
1,x,5,0,0,3,x (1x3..2x)
1,1,x,x,5,3,1 (11xx321)
1,1,5,x,5,3,x (113x42x)
5,1,1,x,5,3,x (311x42x)
1,1,5,0,5,x,x (123.4xx)
x,1,1,x,0,3,x (x12x.3x)
5,6,5,3,x,3,x (2431x1x)
x,1,1,0,x,3,x (x12.x3x)
5,6,x,3,5,3,x (24x131x)
5,6,x,0,0,3,x (23x..1x)
5,x,5,0,0,x,6 (1x2..x3)
5,6,x,0,0,x,6 (12x..x3)
5,x,5,0,5,6,x (1x2.34x)
5,6,5,0,x,6,x (132.x4x)
5,x,x,0,0,6,6 (1xx..23)
5,6,x,0,5,6,x (13x.24x)
x,6,x,0,0,6,x (x1x..2x)
x,x,1,0,x,x,1 (xx1.xx2)
1,1,5,x,0,3,x (124x.3x)
5,1,1,x,0,3,x (412x.3x)
5,x,1,x,5,3,1 (3x1x421)
1,1,x,0,5,3,x (12x.43x)
5,x,1,0,0,x,1 (3x1..x2)
5,1,1,0,x,3,x (412.x3x)
1,x,x,3,5,3,1 (1xx2431)
5,x,1,3,0,3,x (4x12.3x)
1,1,5,0,x,3,x (124.x3x)
5,1,x,0,5,3,x (31x.42x)
5,x,1,3,x,3,1 (4x12x31)
1,x,5,3,x,3,1 (1x42x31)
5,1,x,x,5,3,1 (31xx421)
1,x,5,0,0,x,1 (1x3..x2)
1,x,5,3,0,3,x (1x42.3x)
1,x,5,x,5,3,1 (1x3x421)
8,6,x,0,0,6,x (31x..2x)
x,1,5,0,5,x,x (x12.3xx)
x,1,1,0,5,x,x (x12.3xx)
5,x,5,3,x,3,6 (2x31x14)
5,x,x,0,0,3,6 (2xx..13)
5,6,5,x,0,3,x (243x.1x)
5,6,x,3,x,3,6 (23x1x14)
5,x,x,3,5,3,6 (2xx1314)
5,6,x,3,0,3,x (34x1.2x)
x,1,1,x,5,3,x (x11x32x)
8,6,5,0,5,x,x (431.2xx)
x,6,x,3,5,3,x (x3x121x)
5,x,5,0,x,6,6 (1x2.x34)
x,x,1,x,x,3,1 (xx1xx21)
x,6,x,0,0,3,x (x2x..1x)
5,6,x,0,x,6,6 (12x.x34)
x,6,5,3,x,3,x (x321x1x)
x,6,x,0,0,x,6 (x1x..x2)
5,x,x,0,5,6,6 (1xx.234)
5,6,8,0,5,x,x (134.2xx)
8,6,8,0,5,x,x (324.1xx)
x,x,1,x,0,3,x (xx1x.2x)
5,x,x,0,5,3,1 (3xx.421)
1,1,x,0,5,x,1 (12x.4x3)
1,x,5,x,0,3,1 (1x4x.32)
5,x,1,x,0,3,1 (4x1x.32)
5,1,1,0,x,x,1 (412.xx3)
x,6,x,0,5,6,x (x2x.13x)
1,1,5,0,x,x,1 (124.xx3)
1,x,x,0,5,3,1 (1xx.432)
1,x,1,0,5,x,1 (1x2.4x3)
1,x,5,0,x,3,1 (1x4.x32)
5,x,1,0,x,3,1 (4x1.x32)
5,1,x,0,5,x,1 (31x.4x2)
x,6,5,0,x,6,x (x21.x3x)
5,x,1,0,5,x,1 (3x1.4x2)
5,x,5,0,5,x,1 (2x3.4x1)
1,x,5,0,5,x,1 (1x3.4x2)
x,1,x,x,5,3,1 (x1xx321)
5,6,x,x,0,3,6 (23xx.14)
8,x,x,0,0,6,6 (3xx..12)
x,1,x,0,5,3,x (x1x.32x)
8,x,8,0,0,x,6 (2x3..x1)
5,x,x,3,0,3,6 (3xx1.24)
5,x,5,x,0,3,6 (2x3x.14)
8,6,8,0,x,6,x (314.x2x)
8,6,x,0,0,x,6 (31x..x2)
8,6,8,0,9,x,x (213.4xx)
5,x,8,0,0,x,6 (1x3..x2)
8,6,5,0,x,6,x (421.x3x)
5,6,8,0,9,x,x (123.4xx)
8,6,5,0,9,x,x (321.4xx)
x,6,x,3,x,3,6 (x2x1x13)
8,6,x,0,5,6,x (42x.13x)
8,x,5,0,0,x,6 (3x1..x2)
8,x,5,0,5,6,x (4x1.23x)
5,x,8,0,5,6,x (1x4.23x)
8,x,8,0,5,6,x (3x4.12x)
x,6,5,x,0,3,x (x32x.1x)
x,6,x,0,x,6,6 (x1x.x23)
x,x,1,3,x,3,x (xx12x3x)
x,6,x,3,0,3,x (x3x1.2x)
5,6,8,0,x,6,x (124.x3x)
x,6,8,0,5,x,x (x23.1xx)
x,1,x,3,5,3,x (x1x243x)
x,1,x,0,5,x,1 (x1x.3x2)
8,6,x,0,9,6,x (31x.42x)
8,6,8,0,x,x,6 (314.xx2)
x,1,5,x,5,3,x (x13x42x)
8,x,8,0,x,6,6 (3x4.x12)
8,6,x,0,x,6,6 (41x.x23)
8,6,x,0,5,x,6 (42x.1x3)
x,6,8,0,9,x,x (x12.3xx)
5,x,8,0,5,x,6 (1x4.2x3)
5,6,x,0,9,6,x (12x.43x)
5,x,8,0,x,6,6 (1x4.x23)
8,x,8,0,0,11,x (1x2..3x)
5,6,8,0,x,x,6 (124.xx3)
8,x,5,0,5,x,6 (4x1.2x3)
8,x,x,0,5,6,6 (4xx.123)
x,6,x,x,0,3,6 (x2xx.13)
8,10,x,0,0,11,x (12x..3x)
8,x,5,0,x,6,6 (4x1.x23)
x,6,8,0,x,6,x (x13.x2x)
8,x,8,0,5,x,6 (3x4.1x2)
8,6,5,0,x,x,6 (421.xx3)
x,10,x,0,0,11,x (x1x..2x)
8,10,x,0,0,x,6 (23x..x1)
x,x,8,0,5,x,x (xx2.1xx)
8,6,x,0,0,x,10 (21x..x3)
8,6,x,0,9,x,6 (31x.4x2)
8,x,x,0,9,6,6 (3xx.412)
8,x,8,0,9,x,6 (2x3.4x1)
5,x,8,0,9,x,6 (1x3.4x2)
5,x,x,0,9,6,6 (1xx.423)
8,10,8,0,x,11,x (132.x4x)
x,6,8,0,x,x,6 (x13.xx2)
8,x,5,0,9,x,6 (3x1.4x2)
8,x,8,0,9,11,x (1x2.34x)
8,10,x,0,9,11,x (13x.24x)
x,6,x,0,9,6,x (x1x.32x)
8,x,x,0,0,11,10 (1xx..32)
8,10,8,0,x,x,6 (243.xx1)
8,6,x,0,9,x,10 (21x.3x4)
8,10,x,0,9,x,6 (24x.3x1)
8,6,x,0,x,6,10 (31x.x24)
8,6,8,0,x,x,10 (213.xx4)
8,10,x,0,x,6,6 (34x.x12)
8,x,x,0,9,11,10 (1xx.243)
x,6,x,0,0,x,10 (x1x..x2)
8,x,8,0,x,11,10 (1x2.x43)
x,10,x,0,0,x,6 (x2x..x1)
8,10,x,0,x,11,10 (12x.x43)
x,x,8,0,x,x,6 (xx2.xx1)
x,10,8,0,x,11,x (x21.x3x)
x,10,x,0,x,6,6 (x3x.x12)
x,6,x,0,x,6,10 (x1x.x23)
x,10,8,0,x,x,6 (x32.xx1)
x,6,8,0,x,x,10 (x12.xx3)
x,x,8,0,x,11,x (xx1.x2x)
1,1,x,0,0,x,x (12x..xx)
1,x,1,0,0,x,x (1x2..xx)
1,1,1,0,x,x,x (123.xxx)
x,1,1,0,x,x,x (x12.xxx)
5,6,x,0,0,x,x (12x..xx)
x,6,x,0,0,x,x (x1x..xx)
5,x,1,0,0,x,x (2x1..xx)
1,x,x,0,0,x,1 (1xx..x2)
1,x,5,0,0,x,x (1x2..xx)
1,1,1,x,x,3,x (111xx2x)
8,6,x,0,0,x,x (21x..xx)
1,1,5,0,x,x,x (123.xxx)
1,x,1,x,x,3,1 (1x1xx21)
1,1,x,x,x,3,1 (11xxx21)
1,1,x,3,x,3,x (11x2x3x)
1,x,1,0,x,x,1 (1x2.xx3)
1,x,x,0,0,3,x (1xx..2x)
1,1,x,0,x,x,1 (12x.xx3)
5,1,1,0,x,x,x (312.xxx)
1,x,1,3,x,3,x (1x12x3x)
1,1,x,0,x,3,x (12x.x3x)
1,x,x,3,0,3,x (1xx2.3x)
1,x,1,x,0,3,x (1x2x.3x)
1,1,x,x,0,3,x (12xx.3x)
1,x,x,3,x,3,1 (1xx2x31)
x,1,1,x,x,3,x (x11xx2x)
5,x,x,3,5,3,x (2xx131x)
8,6,8,0,x,x,x (213.xxx)
8,6,5,0,x,x,x (321.xxx)
5,6,8,0,x,x,x (123.xxx)
5,1,x,0,5,x,x (21x.3xx)
1,1,x,x,5,3,x (11xx32x)
1,x,x,0,x,3,1 (1xx.x32)
1,x,x,x,0,3,1 (1xxx.32)
5,1,1,x,x,3,x (311xx2x)
1,1,5,x,x,3,x (113xx2x)
1,1,x,0,5,x,x (12x.3xx)
5,6,x,3,x,3,x (23x1x1x)
5,6,x,0,x,6,x (12x.x3x)
5,x,x,0,5,6,x (1xx.23x)
5,x,x,0,0,x,6 (1xx..x2)
x,6,8,0,x,x,x (x12.xxx)
1,x,x,x,5,3,1 (1xxx321)
1,x,5,x,0,3,x (1x3x.2x)
5,x,1,x,x,3,1 (3x1xx21)
1,x,5,x,x,3,1 (1x3xx21)
5,x,1,x,0,3,x (3x1x.2x)
5,x,x,3,x,3,6 (2xx1x13)
5,6,x,x,0,3,x (23xx.1x)
x,1,x,0,5,x,x (x1x.2xx)
8,6,x,0,5,x,x (32x.1xx)
8,x,5,0,5,x,x (3x1.2xx)
8,x,8,0,5,x,x (2x3.1xx)
x,6,x,0,x,6,x (x1x.x2x)
5,x,8,0,5,x,x (1x3.2xx)
5,x,x,0,x,6,6 (1xx.x23)
x,6,x,3,x,3,x (x2x1x1x)
1,x,5,3,x,3,x (1x42x3x)
5,x,1,3,x,3,x (4x12x3x)
1,x,x,3,5,3,x (1xx243x)
5,x,x,0,5,x,1 (2xx.3x1)
5,1,x,x,5,3,x (31xx42x)
1,x,x,0,5,x,1 (1xx.3x2)
1,x,5,0,x,x,1 (1x3.xx2)
5,x,1,0,x,x,1 (3x1.xx2)
8,6,x,0,9,x,x (21x.3xx)
8,x,x,0,0,x,6 (2xx..x1)
8,6,x,0,x,6,x (31x.x2x)
5,x,x,x,0,3,6 (2xxx.13)
8,x,x,0,5,6,x (3xx.12x)
x,6,x,x,0,3,x (x2xx.1x)
5,x,x,x,5,3,1 (3xxx421)
x,1,x,x,5,3,x (x1xx32x)
8,6,x,0,x,x,6 (31x.xx2)
8,x,x,0,x,6,6 (3xx.x12)
8,x,8,0,x,x,6 (2x3.xx1)
8,x,x,0,5,x,6 (3xx.1x2)
8,x,x,0,0,11,x (1xx..2x)
5,x,8,0,x,x,6 (1x3.xx2)
8,x,5,0,x,x,6 (3x1.xx2)
8,x,x,0,9,x,6 (2xx.3x1)
8,x,8,0,x,11,x (1x2.x3x)
8,10,x,0,x,11,x (12x.x3x)
8,x,x,0,9,11,x (1xx.23x)
8,6,x,0,x,x,10 (21x.xx3)
8,10,x,0,x,x,6 (23x.xx1)
8,x,x,0,x,11,10 (1xx.x32)
1,x,x,0,0,x,x (1xx..xx)
1,1,x,0,x,x,x (12x.xxx)
1,1,x,x,x,3,x (11xxx2x)
1,x,x,0,x,x,1 (1xx.xx2)
8,6,x,0,x,x,x (21x.xxx)
1,x,x,x,0,3,x (1xxx.2x)
1,x,x,x,x,3,1 (1xxxx21)
1,x,x,3,x,3,x (1xx2x3x)
8,x,x,0,5,x,x (2xx.1xx)
8,x,x,0,x,x,6 (2xx.xx1)
8,x,x,0,x,11,x (1xx.x2x)
ENDEFRESRUITKOJA