All missions in {{ASBR|All-Star Battle Mode}} featuring Kosaku as a combatant, in order of appearance.
===''[[Stardust Crusaders]]''===
{{GameStage|ASBR|3-14|header=true}}
{{CC2Stage|Part=SC|NoName=true|Category=Extra|CategoryColor=#BA6AC9|Rating=3|Stage=Kira Estate
|P1={{ASBR|DIO}}|P1Image=DIOAvASBR.png
|E1={{ASBR|Kosaku Kawajiri}}|E1Part=DU|E1Image=KosakuAvASBR.png
|Clear={{ASBRIcon|Coins}} 1000 G
|Unlock=Unlocked from the start.
|Conditions=The opponent's health continuously refills.
|Missions=1. Use the "He's... gone!" skill: {{ASBRIcon|Coins}} 1000 G<br/>2. Use the "Stop, time!" skill: {{ASBRIcon|Art}} The World Publicity Artwork<br/>3. Land a 50-hit combo: {{ASBRIcon|Tint}} Kosaku Color Tint C
|EDialogue1='''DIO:''' You want peace, do you? I could give it to you... if you truly want it.
|EDialogue2='''Kosaku:''' Can I help you? I don't want any trouble, so can you just leave me be?
|VDialogue='''DIO:''' You're a powerful Stand user. I think I'll implant a flesh bud into you rather than killing you.
|LDialogue='''Kosaku:''' I'll blow you away to protect my peaceful life.}}
===''[[Diamond is Unbreakable]]''===
{{GameStage|ASBR|4-8|header=true}}
{{CC2Stage|Part=DU|NoName=true|Category=Boss|CategoryColor=#FFA03B|Rating=4|Stage=Morioh
{{GameStage|ASBR|4-15}}
|P1={{ASBR|Josuke Higashikata}}|P1Image=JosukeAvASBR.png
|E1={{ASBR|Kosaku Kawajiri}}|E1Image=KosakuAvASBR.png
|Clear={{ASBRIcon|Coins}} 1500 G
|Unlock=Clear two panels on the same page.
|Conditions=The player's health continuously drains.
|Missions=1. Attack the opponent's Stand: {{ASBRIcon|Coins}} 1000 G<br/>2. Land the "DORARARARARARARA!" skill: {{ASBRIcon|Art}} Josuke Reference Sketch<br/>3. Land a Heart Heat Attack: {{ASBRIcon|Music}} Josuke's Theme<br/>4. Land "Meet my homing missile!" out of a Heart Heat Attack: {{ASBRIcon|Costume}} Josuke Special Outfit A
|EDialogue1='''Josuke:''' I swear I'll rip Yoshikage Kira apart with my Crazy Diamond!
|EDialogue2='''Kosaku:''' Hmm. I should aim to avoid close quarters combat with Crazy Diamond.
|VDialogue='''Josuke:''' I'm gonna end this...
|LDialogue='''Kosaku:''' Everything's coming up Kira!}}
{{CC2Stage|Part=DU|NoName=true|Category=Extra|CategoryColor=#BA6AC9|Rating=4|Stage=Morioh
|P1={{ASBR|Kosaku Kawajiri}}|P1Image=KosakuAvASBR.png
|E1={{ASBR|Narciso Anasui}}|E1Part=SO|E1Image=AnasuiAvASBR.png
|Clear={{ASBRIcon|Coins}} 1500 G
|Unlock=Unlocked from the start.
|Conditions=The opponent's Heart Heat Gauge continuously refills. The opponent's attack power and defense are increased.
|Missions=1. Use the "Trajectory Change" skill: {{ASBRIcon|Coins}} 1000 G<br/>2. Land the "Impact Ignition Bomb" skill: {{ASBRIcon|Art}} Kosaku Publicity Artwork<br/>3. Land the "Can I ask your name?" throw: {{ASBRIcon|Music}} Kosaku's Theme<br/>4. Win with a Great Heat Attack: {{ASBRIcon|Costume}} Kosaku Special Outfit A
|EDialogue1='''Anasui:''' You remind me of me. You can't hide it by changing your face... You're a murderer, right?
|EDialogue2='''Kosaku:''' If you're going to disturb my peace... Then I need you to disappear.
|VDialogue='''Kosaku:''' I'm attracted to women's hands. I'm not taking them apart for their own sake.
|LDialogue='''Anasui:''' I'm not the man I used to be. Not since I met Jolyne.}}
==Gallery==
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