Hiroshi Koizumi (小泉博, Koizumi Hiroshi, birth name written as 小泉 汪) (12 August 1926 – 31 May 2015) was a Japanese actor, best known for his starring role in the 1955 film Godzilla Raids Again as well as other Toho Studios monster movies. He was born in Japan. He is a graduate of Keio University in Tokyo. In a 1999 interview with Steve Ryfle, Koizumi laments that while he stated he has easy parts to play, he felt he could have done more in his performances. Despite his roles where he usually plays a scientist, he plays a powerful role in Late Chrysanthemums, playing a young man that married an older wealthy woman to escape from the slums. On 31 May 2015, Koizumi died at a hospital in Tokyo from pneumonia at the age of 88. Description above from the Wikipedia article Hiroshi Koizumi, licensed under CC-BY-SA, full list of contributors on Wikipedia.
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Biography from TMDB.
- August 12, 1926
- May 31, 2015 (aged 88)
- Kamakura, Japan
- Actor, also producer
- 17 on MovieCove · 129 credits in all
Known for
What are Hiroshi Koizumi's films like?
Across their 11 MovieCove titles with a thematic analysis, their films lean Survival and Power.
Genres
Their MovieCove films by primary genre. The badge is the typical Midcredits score of the genre's films, the median percentile; an up arrow marks a genre at or above their average across these genres.
Themes
What they feel like to watch
Ironic 0 · Wry 0 · Earnest 11
Light 1 · Serious 6 · Dark 4
Grounded 0 · Stylized 7 · Heightened 4
Gentle 0 · Charged 3 · Intense 8
Steady 4 · Shifting 5 · Whiplash 2
Straight-faced 7 · Some laughs 4 · Funny 0
Slow burn 1 · Even-paced 8 · Relentless 2
Casual 4 · Engaged 7 · Full focus 0
A split, not a type: Easy watch 5 · Affecting 4 · Heavy 2
Resolved 9 · Open-ended 1 · Ambiguous 1
Roles they play
Usually the Ally: 2 of 4 analyzed roles.
- Heroas Shoichi Tsukioka in Godzilla Raids Again (1955)
- Allyas Chujo in Mothra (1961)
- Allyas Naoyuki Sakuta in Attack of the Mushroom People (1963)
- Mentoras Dr. Shin'ichi Chûjô in Godzilla: Tokyo S.O.S. (2003)
Moods and endings
- Happy4
- Bittersweet7
AI-generated from each title's plot synopsis and cast list, with extra plot summaries, reviews and Parents Guide notes for titles the model may not know, and the model's own knowledge of the ones it recognizes. Only analyzed titles count, so this covers part of the filmography; the feel axes count films only for now.
Where can I watch Hiroshi Koizumi's films?
As of October 24, 2026, 10 of their 17 MovieCove titles stream on a subscription or free service, most on HBO Max (7).
Subscription and free streaming for Hiroshi Koizumi's titles on MovieCove; rent and buy are not counted. Titles are listed by Midcredits score, highest first, at most 12 per service; a dashed chip is a producer credit or a minor one, such as a thanks. A service opens the browse page, which counts movies only, so its number can differ.
Filmography
129 credits, 17 with a MovieCove page; 2 appearances as themselves are hidden until asked for.

Godzilla: Tokyo S.O.S.(2003)
Midcredits score: 66th percentile of all films
Tetsuo II: Body Hammer(1992)
Midcredits score: 62nd percentile of all films
Genesis Surviver Gaiarth (not in the MovieCove catalog yet)(1992)

Godzilla 1985(1985)
Midcredits score: 47th percentile of all films
The Return of Godzilla(1984)
Midcredits score: 77th percentile of all films
The Tale of Saikaido (not in the MovieCove catalog yet)(1983)

The Last Days of Planet Earth (not in the MovieCove catalog yet)(1981)

Violent Fighters (not in the MovieCove catalog yet)(1979)

Human Revolution II (not in the MovieCove catalog yet)(1976)
Midcredits score: 47th percentile of all films
Midcredits score: 59th percentile of all films
Little Adventurer (not in the MovieCove catalog yet)(1973)

Warrior of Love Rainbowman (not in the MovieCove catalog yet)(1972)

I Want to Sleep (not in the MovieCove catalog yet)(1970)

金メダルへのターン! (not in the MovieCove catalog yet)(1970)

Battle of the Japan Sea(1969)
Midcredits score: 57th percentile of all films
Young Guy Graduates (not in the MovieCove catalog yet)(1969)

Devils-in-Law (not in the MovieCove catalog yet)(1968)

Japan's Longest Day(1967)
Midcredits score: 94th percentile of all films
The Daphne (not in the MovieCove catalog yet)(1966)

Night in Bangkok (not in the MovieCove catalog yet)(1966)

The White Rose of Hong Kong (not in the MovieCove catalog yet)(1965)

Start Here (not in the MovieCove catalog yet)(1965)
Midcredits score: 67th percentile of all films
Dogora (not in the MovieCove catalog yet)(1964)

Mothra vs. Godzilla(1964)
Midcredits score: 68th percentile of all films
Hello, Baby (not in the MovieCove catalog yet)(1964)

Atragon(1963)
Midcredits score: 37th percentile of all films
Midcredits score: 63rd percentile of all films
Women Called 'Wives' (not in the MovieCove catalog yet)(1963)

Sararīman Gonza to Sukejū ren'ai kōsa-ten (not in the MovieCove catalog yet)(1962)

Chushingura(1962)
Midcredits score: 92nd percentile of all films
The Daughters of the Saotome Family (not in the MovieCove catalog yet)(1962)

Star of Hong Kong (not in the MovieCove catalog yet)(1962)

Kōkōsei to jokyōshi hijō no seishun (not in the MovieCove catalog yet)(1962)

Sararīman Gonza to Sukejū (not in the MovieCove catalog yet)(1962)

Different Sons (not in the MovieCove catalog yet)(1961)

Mothra(1961)
Midcredits score: 70th percentile of all films
A Night in Hong Kong (not in the MovieCove catalog yet)(1961)

Sazae-san Plays Cupid (not in the MovieCove catalog yet)(1961)

Lovers of Ginza (not in the MovieCove catalog yet)(1961)

Sazae And Aunt Apron (not in the MovieCove catalog yet)(1960)

Chikuhō no kodomotachi (not in the MovieCove catalog yet)(1960)

Master Fencer Sees the World (not in the MovieCove catalog yet)(1960)

Daughters, Wives and a Mother (not in the MovieCove catalog yet)(1960)

The Storm of the Pacific (not in the MovieCove catalog yet)(1960)

Ginza Tomboy (not in the MovieCove catalog yet)(1960)

Sazae-san's Baby (not in the MovieCove catalog yet)(1960)

Sazae-san, the Wayward Wife (not in the MovieCove catalog yet)(1959)

The Spear Master (not in the MovieCove catalog yet)(1959)

Sazae-san's Newlywed Family (not in the MovieCove catalog yet)(1959)

Three Dolls in Ginza (not in the MovieCove catalog yet)(1959)

The Beast Shall Die (not in the MovieCove catalog yet)(1959)
Midcredits score: 9th percentile of all films
The Wedding Night (not in the MovieCove catalog yet)(1959)

Sazae-san's Marriage (not in the MovieCove catalog yet)(1959)

Tenament Party for Edo-ites (not in the MovieCove catalog yet)(1958)

Jirocho's Surprise: Haikagura, Kiso's Fire Festival (not in the MovieCove catalog yet)(1958)

Big Edo's 1,000 Ryo Festival (not in the MovieCove catalog yet)(1958)

Don't Make a Mistake! (not in the MovieCove catalog yet)(1958)

Sazae's Engagement Trip (not in the MovieCove catalog yet)(1958)

Romance and Rhythm (not in the MovieCove catalog yet)(1958)
The Little Actress (not in the MovieCove catalog yet)(1958)

Holiday in Tokyo (not in the MovieCove catalog yet)(1958)

Song for a Bride (not in the MovieCove catalog yet)(1958)

The Rise and Fall of a Jazz Girl (not in the MovieCove catalog yet)(1958)

The Capital of Love (not in the MovieCove catalog yet)(1958)

Teenage Sazae (not in the MovieCove catalog yet)(1957)

The Green Voyage (not in the MovieCove catalog yet)(1957)

The Bride Is Waiting (not in the MovieCove catalog yet)(1957)

A Farewell to the Woman Called My Sister (not in the MovieCove catalog yet)(1957)

Forgotten Flower Petal: Conclusion (not in the MovieCove catalog yet)(1957)

Hateful Things (not in the MovieCove catalog yet)(1957)

Sazae-san Sequel (not in the MovieCove catalog yet)(1957)

The 36 Passengers (not in the MovieCove catalog yet)(1957)

Good Luck to These Two (not in the MovieCove catalog yet)(1957)

A Town with a Mountain and River (not in the MovieCove catalog yet)(1957)

Sazae-san (not in the MovieCove catalog yet)(1956)

Employee with the Secret Savings and the Autocrat President: The Autocrat President's Pure Heart (not in the MovieCove catalog yet)(1956)
Employee with the Secret Savings and the Autocrat Company President: The Employee with the Secret Savings Fights Bravely (not in the MovieCove catalog yet)(1956)

Rebels on the High Sea (not in the MovieCove catalog yet)(1956)

Fighting Cha Cha Girl (not in the MovieCove catalog yet)(1956)

Three Youngmen and a Dream Girl (not in the MovieCove catalog yet)(1956)

Housewives Are Suing (not in the MovieCove catalog yet)(1956)

Everyone's Sweetheart (not in the MovieCove catalog yet)(1956)

The Underworld (not in the MovieCove catalog yet)(1956)

The First Love of a Cha Cha Girl (not in the MovieCove catalog yet)(1956)

All Sold Out (not in the MovieCove catalog yet)(1956)

Shin Shokoku Monogatari: Otena no To Part 2 (not in the MovieCove catalog yet)(1956)

Shin Shokoku Monogatari: Otena no To Part 1 (not in the MovieCove catalog yet)(1955)

Utae! Seishun Harikiri Musume (not in the MovieCove catalog yet)(1955)

Young Love Conquers All (not in the MovieCove catalog yet)(1955)

So Deep in My Heart (not in the MovieCove catalog yet)(1955)

Ticket to Hell (not in the MovieCove catalog yet)(1955)

The First Kiss (not in the MovieCove catalog yet)(1955)

Mother and Son (not in the MovieCove catalog yet)(1955)

Godzilla Raids Again(1955)
Midcredits score: 28th percentile of all films
Farewell, Innocence (not in the MovieCove catalog yet)(1955)

Casebook of Dandy Sashichi: Blind Wolf (not in the MovieCove catalog yet)(1955)

Tomorrow's Happiness (not in the MovieCove catalog yet)(1955)

Lovetide (not in the MovieCove catalog yet)(1955)

12 Chapters About Women (not in the MovieCove catalog yet)(1954)

Mother's First Love (not in the MovieCove catalog yet)(1954)
Love Express (not in the MovieCove catalog yet)(1954)

Jirocho in Disgrace (not in the MovieCove catalog yet)(1954)

Late Chrysanthemums (not in the MovieCove catalog yet)(1954)

Last of the Wild Ones (not in the MovieCove catalog yet)(1954)

My Six Favorite Men — Speedy Men (not in the MovieCove catalog yet)(1954)

Mama's Diary (not in the MovieCove catalog yet)(1954)

Jirocho's New Year (not in the MovieCove catalog yet)(1954)

Jirocho, the Hunted (not in the MovieCove catalog yet)(1953)

Jirocho Strikes a Daring Blow (not in the MovieCove catalog yet)(1953)

Girls in the Orchard (not in the MovieCove catalog yet)(1953)

A Song of Little Men (not in the MovieCove catalog yet)(1953)

White Fish (not in the MovieCove catalog yet)(1953)

Tokyo Profile (not in the MovieCove catalog yet)(1953)

Jirocho's Home-Coming (not in the MovieCove catalog yet)(1953)

Her Captive Gamblers (not in the MovieCove catalog yet)(1953)

About Love (not in the MovieCove catalog yet)(1953)

Mr. Pu (not in the MovieCove catalog yet)(1953)

The Last Embrace (not in the MovieCove catalog yet)(1953)

My Wonderful Yellow Car (not in the MovieCove catalog yet)(1953)

The Man Who Came to Port (not in the MovieCove catalog yet)(1952)

Ikiru(1952)
Midcredits score: 99th percentile of all films
A Guide to Marriage (not in the MovieCove catalog yet)(1952)

Tokyo Sweetheart (not in the MovieCove catalog yet)(1952)

Kin no tamago: Golden Girl (not in the MovieCove catalog yet)(1952)

Mr. Lucky (not in the MovieCove catalog yet)(1952)

A Meeting of Youths (not in the MovieCove catalog yet)(1952)
Career shape
Star power in the 97th percentile of 239,109 people with a billed film role, over a full career of 129 titles from 1952 to 2003; peak year 1964.

Biggest box office
Godzilla: Tokyo S.O.S. (2003)

Highest rated
Mothra (1961)

Most popular right now
Mothra vs. Godzilla (1964)
Film career
Peak 1964 · fewer prominent film roles lately. Top draw in 4 MovieCove titles. Film roles by billing, audience size and rating; 25+ votes. A show carries a single first-air date, so shows are not on the curve.
- 1954Screen debut· Late Chrysanthemums
- 1955First top-billed film· Godzilla Raids Again
- 1955Breakout· Godzilla Raids Again
Billing
Counts from TMDB across their full career, self appearances out; a title counts in every role they held on it. The ring is the typical Midcredits score (the median percentile) of the role's titles that are on MovieCove, shown from 5 scored. Billing is TMDB cast order for roles with 25+ votes, billed in the top 30; the columns are the share of top-billed roles in each era, 5-year spans from the year on the label, merged until each holds at least 5 roles.
How do Hiroshi Koizumi's films land?
Their typical MovieCove film has a Midcredits score in the 63rd percentile, the median of all 17; across their 11 films with reception data, the typical film sits in the 66th percentile for acclaim.
- 75th and up4
- 50th to 74th8
- 25th to 49th4
- Below 25th1
Shape of the crowd
10 of their 17 titles are Crowd Pleasers.
- Universally Loved3
- Universally Panned1
- Cult Classic1
- Crowd Pleaser10
- Broadly Agreed1
- Mixed1
Reviewers score the acting 54/100 in their films, across 10 reviewed titles; fans 61, detractors 34. The element that speaks to their work as an actor.
Percentiles are each film's standing among all films on MovieCove; the typical film is the median, so one outlier cannot drag it. Percentiles and reviewer scores count the films IMDb credits them on, for now; the Midcredits score bands, the shape of the crowd and the two cards count their MovieCove titles, shows included (a show ranked among shows), appearances as themselves left out. A descriptor is the shape of a title's IMDb rating distribution against the catalog; "most divisive" needs a spread wider than half of all titles, and a card names only a principal credit: a craft role, and on a show a crew role or a run of episodes, never a courtesy credit or a one-off guest spot.
Is Hiroshi Koizumi's work okay for kids?
Across up to 7 MovieCove titles with content scores, sex & nudity runs lighter than most films.
Severity 0–100 from the Content Guide. Categories with under 10 votes on a title are not counted. The band's colour is the severity of their median, named beside it.
Who does Hiroshi Koizumi work with?
People who share at least 2 of Hiroshi Koizumi's MovieCove titles, grouped by what they did on them; Tomoyuki Tanaka shares the most, 9.
Directors
- Ishirō HondaShared titles: Ghidorah: The Three-Headed Monster (1964), Mothra vs. Godzilla (1964), Atragon (1963), Attack of the Mushroom People (1963), Mothra (1961), Gigantis: The Fire Monster (1959), Godzilla Raids Again (1955)See all 7 shared titles with Ishirō Honda

- Shūe MatsubayashiShared titles: Prophecies of Nostradamus (1974), Atragon (1963)See all 2 shared titles with Shūe Matsubayashi

- Motoyoshi OdaShared titles: Gigantis: The Fire Monster (1959), Godzilla Raids Again (1955)See all 2 shared titles with Motoyoshi Oda

Writers
- Shin'ichi SekizawaShared titles: Godzilla vs. Mechagodzilla (1974), Ghidorah: The Three-Headed Monster (1964), Mothra vs. Godzilla (1964), Atragon (1963), Mothra (1961)See all 5 shared titles with Shin'ichi Sekizawa

- Masami FukushimaShared titles: Godzilla vs. Mechagodzilla (1974), Attack of the Mushroom People (1963)See all 2 shared titles with Masami Fukushima
- Ed WatsonShared titles: Gigantis: The Fire Monster (1959), Godzilla Raids Again (1955)See all 2 shared titles with Ed Watson
- Ib MelchiorShared titles: Gigantis: The Fire Monster (1959), Godzilla Raids Again (1955)See all 2 shared titles with Ib Melchior

Actors
- Akihiko HirataShared titles: Godzilla vs. Mechagodzilla (1974), Prophecies of Nostradamus (1974), Ghidorah: The Three-Headed Monster (1964), Atragon (1963), Mothra (1961)See all 5 shared titles with Akihiko Hirata

- Takashi ShimuraShared titles: Prophecies of Nostradamus (1974), Ghidorah: The Three-Headed Monster (1964), Mothra (1961), Gigantis: The Fire Monster (1959), Godzilla Raids Again (1955)See all 5 shared titles with Takashi Shimura

- Emi ItôShared titles: Ghidorah: The Three-Headed Monster (1964), Mothra vs. Godzilla (1964), Mothra (1961)See all 3 shared titles with Emi Itô

- Kenji SaharaShared titles: Mothra vs. Godzilla (1964), Atragon (1963), Attack of the Mushroom People (1963)See all 3 shared titles with Kenji Sahara

Composers, cinematographers and editors
- Hajime KoizumiShared titles: Ghidorah: The Three-Headed Monster (1964), Mothra vs. Godzilla (1964), Atragon (1963), Attack of the Mushroom People (1963), Mothra (1961)See all 5 shared titles with Hajime Koizumi

- Masaru SatōShared titles: Godzilla vs. Mechagodzilla (1974), Gigantis: The Fire Monster (1959), Godzilla Raids Again (1955)See all 3 shared titles with Masaru Satō

- Akira IfukubeShared titles: Ghidorah: The Three-Headed Monster (1964), Mothra vs. Godzilla (1964), Atragon (1963)See all 3 shared titles with Akira Ifukube

- Ryōhei FujiiShared titles: Ghidorah: The Three-Headed Monster (1964), Mothra vs. Godzilla (1964), Atragon (1963)See all 3 shared titles with Ryōhei Fujii
Producers
- Tomoyuki TanakaShared titles: Godzilla vs. Mechagodzilla (1974), Prophecies of Nostradamus (1974), Ghidorah: The Three-Headed Monster (1964), Mothra vs. Godzilla (1964), Atragon (1963), Attack of the Mushroom People (1963), Mothra (1961), Gigantis: The Fire Monster (1959), Godzilla Raids Again (1955)See all 9 shared titles with Tomoyuki Tanaka


