Retouch Ink

Photo Colorization

Restore natural, full color to your black-and-white photos with AI

Starting from a single photo · Free quotes

SERVICE

Professional photo colorization you can order today

We offer a professional photo colorization service that transforms your black-and-white photos into vivid, natural full color.
Rather than manually tinting, our AI analyzes each photo's lighting, materials, and historical context to authentically reconstruct its colors.
From family portraits and memorial photos to corporate archives — order from just a single photo.

DIFFERENCE

How our colorization differs from traditional methods

Traditional Hand-Tinting

—Color applied manually, area by area
—Tends toward a flat, hand-painted look lacking depth
—Color choices are subjective and interpretive
—Direction of light and material textures rarely come through
Retouch Ink

Our AI Colorization

✓AI automatically analyzes light source, materials, and historical context
✓Reconstructs the colors of the era, rather than guessing them
✓Skin tones, fabric textures, and atmospheric depth close to what the eye saw
✓AI correction also optimizes overall tonal range and contrast
B&W photo レタッチ前 B&W photo レタッチ後
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BEFORE AFTER

Taken c. 1912

Natsume Soseki (c. 1912)
Portrait from the Meiji–Taisho era

COLORIZATION HIGHLIGHTS

✓Tweed jacket fibers colored individually based on fabric analysis
✓Natural skin tone restored, bringing the subject to life
✓Background lighting and direction analyzed to recreate spatial depth

Mother and child, Sasebo (1945)
A documentary photo from just after WWII

COLORIZATION HIGHLIGHTS

✓Faithfully recreates period clothing — undyed cotton coat, indigo monpe trousers
✓Outdoor sunlight analyzed to convey the warmth of the day
✓Skin tones reconstructed naturally for Japanese complexions of the era
B&W photo レタッチ前 B&W photo レタッチ後
⇔
BEFORE AFTER

NARA / Sasebo, 1945

B&W photo レタッチ前 B&W photo レタッチ後
⇔
BEFORE AFTER

c. 1945

Smiling children (c. 1945)
Children around the end of WWII

COLORIZATION HIGHLIGHTS

✓White shirts, military caps, and other items each analyzed for color individually
✓Sun-tanned children's skin tones expressed naturally
✓Background greens and earth tones reconstructed using period reference material

A Tokyo street (September 1945)
Tokyo just after WWII

COLORIZATION HIGHLIGHTS

✓Khaki tones of national uniforms and combat caps recreated from period research
✓Different colors expressed for the metal vs. wooden parts of the bicycle
✓Atmosphere and depth of the street rendered through color
B&W photo レタッチ前 B&W photo レタッチ後
⇔
BEFORE AFTER

NARA / Tokyo, September 1945

B&W photo レタッチ前 B&W photo レタッチ後
⇔
BEFORE AFTER

NARA / Tokyo, September 1945

Kimono and Western dress side by side (September 1945)
Everyday life just after WWII

COLORIZATION HIGHLIGHTS

✓AI inferred the kimono's color pattern from its dyeing and design
✓The natural straw-yellow of the hat and the texture of sun-tanned skin expressed
✓Even complex scenes mixing kimono and Western clothing remain consistent

AI COMPANY

Colorization by an AI development studio

We also build AI products in-house, with deep expertise in image recognition and generation. Our AI model is tuned specifically for colorization — rather than just applying color, it analyzes the subject's materials, lighting, and historical context to reconstruct colors close to what the eye would have seen.

INTEGRITY

Composition stays untouched

We preserve every detail of the original photo and add only color. The composition and expressions remain exactly as they were. We also handle final-look review and color fine-tuning so you don't end up with results that miss the mark.

Common colorization orders we receive

Scans or smartphone photos of prints both work

✓Family portraits, ancestors, and memorial photos
✓Pre-war, wartime, and post-war documentary photographs
✓Photos of historic buildings and townscapes
✓Photos of historical artifacts such as warships and aircraft
✓Corporate history and anniversary publication photos
✓Municipal, school, or exhibition panel photography
✓Old photos for weddings, ceremonies, or memorial events
✓Black-and-white film photography and art prints

FLOW

How it works

01

Get in touch

Reach out via the form below or by phone

02

Send your photos

Scans or photos of photos both work

03

AI colorization & review

We share results and adjust color as needed

04

Delivery

We deliver the final files

ARCHIVE

Archive & Gallery

Watch all of our AI colorization videos and explore the high-resolution photo gallery.

View the archive →

CONTACT

Contact Us

Need a rush job or bulk retouching? Reach out anytime.
We typically reply within 24 hours.

Type of Work

Budget per Image

File Upload (Images / PDF / ZIP — up to 50MB × 10 files)

Drag and drop files or

Accepted: JPG, PNG, GIF, PDF, ZIP | Max 50MB per file

* For files larger than 50MB please use WeTransfer or a similar service.

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