
Writer
Birthday: (61) 1964-08-08
Birthplace: Osaka, JapanHomepage: http://www.scenario.or.jp/kou...
Also known as: よこたに まさひろ,

Bakumatsu
9.2
Series Composi...

Rascal Does No...
8.541
Series Composi...

Rascal Does No...
8.541
Writer

Maid Sama!
8.486
Writer

Steins;Gate
8.438
Writer

Steins;Gate
8.438
Script

Beelzebub
8.278
Series Composi...

Beelzebub
8.278
Writer

Makeine: Too M...
8.255
Series Composi...

Makeine: Too M...
8.255
Writer

Rascal Does No...
8.244
Screenplay

Free!
8.211
Series Composi...

Free!
8.211
Writer

Toradora!
8.2
Writer

Nodame Cantabi...
7.946
Writer

K-ON!
7.914
Writer

ZatsuTabi -Tha...
7.833
Writer

Re:ZERO -Start...
7.822
Script

Re:ZERO -Start...
7.822
Series Composi...

Re:ZERO -Start...
7.822
Writer

Oomuro-ke: Dea...
7.8
Screenplay

Black Butler
7.741
Writer

Rascal Does No...
7.7
Screenplay

Rascal Does No...
7.7
Series Composi...

Wasteful Days ...
7.7
Writer

Iwa Kakeru! Sp...
7.601
Writer

Rascal Does No...
7.6
Series Composi...

Rascal Does No...
7.6
Screenplay

Reideen
7.5
Writer

Aoashi
7.481
Series Composi...

Aoashi
7.481
Writer

Godzilla, Moth...
7.468
Screenplay

The Devil Is a...
7.451
Series Composi...

I Have a Crush...
7.417
Series Composi...

I Have a Crush...
7.417
Writer

Tropical-Rouge...
7.4
Writer

Tropical-Rouge...
7.4
Screenplay

Nagasarete Air...
7.3
Writer

Re:ZERO -Start...
7.202
Screenplay

Godzilla: Toky...
7.097
Screenplay

SHIMONETA: A B...
7.019
Series Composi...

Free! the Fina...
7
Co-Writer

Free!: Timeles...
7
Screenplay

Drowning Fish
7
Screenplay

ALL OUT!!
7
Writer

The Everyday T...
7
Screenplay

ALL OUT!!
7
Series Composi...

High☆Speed!: F...
6.877
Series Composi...

Dance in the V...
6.684
Writer

The Ice Guy an...
6.629
Writer

Sakura Quest
6.556
Series Composi...

Sakura Quest
6.556
Writer

Aquarion
6.542
Screenplay

Free!: Take Yo...
6.467
Screenplay

NARUTO Spin-Of...
6.3
Writer

Oomuro-ke: Dea...
6.2
Screenplay

My New Boss Is...
6.184
Series Composi...

My New Boss Is...
6.184
Writer

Crossfire
6.1
Screenplay

Sergeant Keror...
6.1
Writer

Free!: Timeles...
6
Screenplay

Free! Road to ...
5.8
Writer

Sergeant Keror...
5.8
Screenplay

Free! the Fina...
5.786
Co-Writer

Busou Shinki: ...
5.714
Writer

Busou Shinki: ...
5.714
Series Composi...

Popolocrois Mo...
5
Writer

Yu-Gi-Oh! SEVE...
4.9
Writer

Maria Holic
4.684
Series Composi...

Maria Holic
4.684
Writer

Free! OVA: For...
4
Writer

There is also ...
0
Series Composi...