<s>
Big	B-Application
Bang	I-Application
Beat	I-Application
-	O
1st	O
Impression	O
-	O
is	O
a	O
dōjin	O
fighting	O
game	O
made	O
by	O
NRF	O
based	O
on	O
the	O
eroge	B-Application
by	O
AliceSoft	O
.	O
</s>
<s>
In	O
August	O
2011	O
the	O
sequel	O
Big	B-Application
Bang	I-Application
Beat	I-Application
-	O
Revolve	O
was	O
released	O
.	O
</s>
<s>
There	O
are	O
several	O
key	O
gameplay	O
mechanics	O
unique	O
to	O
Big	B-Application
Bang	I-Application
Beat	I-Application
:	O
</s>
