You can access Kouryu by highlighting Kaede at the character select screen, and pressing C 10 times, B 5 times, and C 4 more times.
If you perform this correctly, you'll hear his deep voice and then you can select him with A or D.
Normals
Standing
A, B, and C can cancel in both Power Mode and Speed Mode
forward + B (Power and Speed) is not cancellable
forward + C in Speed Mode is not cancellable
Crouching
all but low A in Power mode can cancel when crouching
Ground Hits
df + B
df + C
C
Special Moves
Arrow Show - qcf + A/B
Kouryu's sword transforms into a bow and shoots an arrow
The projectiles have an incredibly tall hitbox, completely stuffing hops and often anti-airing the opponent inadvertently
Can be held by holding down the button, but the move's properties won't change if you do so
Big Slash - qcb + C
Kouryu delivers a highly damaging slash
Acts as an overhead
Anti-air
Quad Rusher qcb + A/B (x4)
Kouryu dashes and attacks with up to four strikes
Super Cancel able
Mode Swap BCD
Kouryu has the power to change the mode he uses mid-match
If used in EX mode, Kouryu will simply play the animation without switching stances
Fully invincible from frame 1 with no recovery
Desperation Moves
Fire Phoenix Super - f, hcf + A (in-air)
Kouryu reaches with an outstretched hand to injure opponent. If it connects, opponent explodes
Earth Slasher Super - f, hcf + B (close-in)
Kouryu reaches to grab. If grab is successful, tosses opponent across the screen, then damages with sword
Water Tornado Super - f, hcf
Kouryu uses a deep slash to create a tornado effect if hit connects
Lightning Dragon Super - f, hcf D
An upward slash brings down lightning strikes
Super Desperation Moves
Ultimate End - b, hcb
Kouryu slashes in the air, followed by a dramatic scene of slashing and overpowering. Kouryu has the power to almost if not finish you off with this almost too easily
Combos
Any Mode
Dash A/B, qcf A
Dash A/B, f, hcf B
j B, B, qcf A, df C
j B, B, f, hcf B
Power Mode Only
j B, f C, qcf A, df C
j B, f C, qcb A, f, hcf D
j B, f C, qcb A (x3), f, hcf A (in-air)
EX Mode Only
Dash A/B, B, qcb A, f, hcf B
j B, b A, A, A, B, qcb A (x3), f, hcf A (in-air)
Dash A/B, B, hcb, hcb B
Dash A/B, B, BC, qcb A (x3), f, hcf A
Power and EX Mode
Dash A/B, qcb A, f, hcf B
j B, B, qcb A, f, hcf D
j B, B, qcb A (x3), f, hcf A (in-air)
j B, B, hcb, hcb B
Speed and EX Mode
j B, b A, A, A, B, f B
Dash A/B, B, qcb A (x4), df C
Dash A/B, B, f, hcf D
j B, b A, A, A, B, f, hcf B
(Super Combo) A, B, C, d C, d C, f BC, qcb A (x3), df C
A + B + C + d C + BC + qcf B
Super Speed Combos
A + B + C + A + B + C + A + B + qcf C
A + B + C + A + B + C + C + qcf B
A + B + C + d C + d C + f BC
A + B + C + d C + BC + qcf B
