Movies (As Crew)
Sorted by Release DateGodzilla: Tokyo S.O.S.
Yūji Koseki would have been no older than 80 in Godzilla: Tokyo S.O.S. as 'Music'.Movie Released: Sat, Dec 13 2003
Rebirth of Mothra
Yūji Koseki would have been no older than 80 in Rebirth of Mothra as 'Music'.Movie Released: Sat, Dec 14 1996
Mothra vs. Godzilla
Yūji Koseki was 54 in Mothra vs. Godzilla as 'Music'.Movie Released: Wed, Apr 29 1964
Zoku aizen katsura
Yūji Koseki was 53 in Zoku aizen katsura as 'Music'.Movie Released: Wed, Oct 24 1962
At the Side of the Bridge 2
Yūji Koseki was 53 in At the Side of the Bridge 2 as 'Music'.Movie Released: Sun, Sep 30 1962
A Wanderer's Notebook
Yūji Koseki was 53 in A Wanderer's Notebook as 'Original Music Composer'.Movie Released: Sat, Sep 29 1962
At the Side of the Bridge
Yūji Koseki was 52 in At the Side of the Bridge as 'Music'.Movie Released: Sun, Jul 01 1962
Flower in a Storm
Yūji Koseki was 52 in Flower in a Storm as 'Music'.Movie Released: Sun, Apr 01 1962
This Greedy Old Skin
Yūji Koseki was 51 in This Greedy Old Skin as 'Music'.Movie Released: Sun, Sep 18 1960
The Story of Iron Arm Inao
Yūji Koseki was 49 in The Story of Iron Arm Inao as 'Music'.Movie Released: Sat, Mar 21 1959
Image of a Mother
Yūji Koseki was 49 in Image of a Mother as 'Music'.Movie Released: Wed, Mar 04 1959
Yajikita dōchū sugoroku
Yūji Koseki was 49 in Yajikita dōchū sugoroku as 'Music'.Movie Released: Sun, Dec 07 1958
Yaji and Kita on the Road
Yūji Koseki was 48 in Yaji and Kita on the Road as 'Music'.Movie Released: Tue, Apr 29 1958
The Betrothed
Yūji Koseki was 47 in The Betrothed as 'Original Music Composer'.Movie Released: Tue, May 28 1957
Always in My Heart Part 3
Yūji Koseki was 44 in Always in My Heart Part 3 as 'Music'.Movie Released: Tue, Apr 27 1954
Always in My Heart Part 2
Yūji Koseki was 44 in Always in My Heart Part 2 as 'Original Music Composer'.Movie Released: Tue, Dec 01 1953
The Eagle of the Pacific
Yūji Koseki was 44 in The Eagle of the Pacific as 'Original Music Composer'.Movie Released: Wed, Oct 21 1953
Always in My Heart
Yūji Koseki was 44 in Always in My Heart as 'Original Music Composer'.Movie Released: Tue, Sep 15 1953
Otome no shinsatsu-shitsu
Yūji Koseki was 43 in Otome no shinsatsu-shitsu as 'Music'.Movie Released: Wed, Apr 01 1953
Tower of Lilies
Yūji Koseki was 43 in Tower of Lilies as 'Original Music Composer'.Movie Released: Fri, Jan 09 1953
Kin no tamago: Golden Girl
Yūji Koseki was 42 in Kin no tamago: Golden Girl as 'Music'.Movie Released: Wed, May 14 1952
Kiri no yoru no kyōfu
Yūji Koseki was 41 in Kiri no yoru no kyōfu as 'Original Music Composer'.Movie Released: Fri, Jul 20 1951
The Bells of Nagasaki
Yūji Koseki was 41 in The Bells of Nagasaki as 'Music'.Movie Released: Sat, Sep 23 1950
A Mother's Love
Yūji Koseki was 40 in A Mother's Love as 'Original Music Composer'.Movie Released: Tue, Jun 27 1950
Mr. Shosuke Ohara
Yūji Koseki was 40 in Mr. Shosuke Ohara as 'Original Music Composer'.Movie Released: Tue, Nov 08 1949
Kaze no ko
Yūji Koseki was 39 in Kaze no ko as 'Original Music Composer'.Movie Released: Tue, Feb 22 1949
Slope of the Ringing Bell Hill: The Second Volume
Yūji Koseki was 39 in Slope of the Ringing Bell Hill: The Second Volume as 'Music'.Movie Released: Tue, Jan 25 1949
These Foolish Times
Yūji Koseki was 38 in These Foolish Times as 'Music'.Movie Released: Sun, Oct 12 1947
The Splendid Gold Mine
Yūji Koseki was 31 in The Splendid Gold Mine as 'Music'.Movie Released: Wed, Jun 25 1941
Fighting Soldiers
Yūji Koseki was 29 in Fighting Soldiers as 'Music'.Movie Released: Sun, Jan 01 1939
TV Shows (As Crew)
Sorted by Release DateAges in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages