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close up zoom picture of the corner of several sheets of mashi paper fanned out

Yasutomo Paper Information

Yasutomo papers include Washi (Japanese rice paper), Mineral Paper and watercolor paper.

See below for more detailed information on our papers.

two close up zoom shots of washi paper stacks with sumi pear painting in the middle

Washi Paper

All of Yasutomo’s Washi papers are made in Japan.

They are all smooth on one side and rough on the reverse. Create on the smooth side for best results. The reverse is rough so that it can be mounted to a backing board, typically with Nori Paste.

Format: Loose sheets

Sheet Count: 20 sheets

Size: 9 1/2″ x 10 3/4″

From: Ehime Prefecture

Acid-Free: No

Sizing: Neutral

GSM: 43

Bleached: Yes

Characteristics: Crisp feeling paper with a smooth finish.

Uses: Woodblock printing, monoprinting, inkjet & laser printing, stamping, mixed media, legal documents, copy paper, watercolor, gansai, sumi-e

GO TO ASAGAMI PAPER (6AG)

Format: Loose sheets

Sheet Count: 20 sheets

Size:

  • 9 1/2″ x 10 3/4″ (6G)
  • 13 3/4″ x 10 1/2″ (6G5)

From: Koshu District

Acid-Free: No

Sizing: Lightly sized

GSM: 82

Bleached: Yes

Characteristics: Resilient pulp-based paper, lightly sized to capture finer details in your work.

Uses: Ink painting, watercolor, gansai, Suminagashi (Japanese marbling), calligraphy and block printing

GO TO GASEN PAPER

Format: Loose sheets

Sheet Count: 500 sheets (6A); 100 sheets (6E)

Sheet Size: 9 1/2″ x 13″

From: Ehime Prefecture

Acid-Free: No

Sizing: Neutral sizing

GSM: 28

Bleached: Yes

Characteristics: Thin tissue paper that performs like more expensive art papers so students can master their art and lettering strokes at an affordable cost.

Uses: Calligraphy and sumi-e practice; mixed-media; collage

GO TO HANSHI PAPER

Format: Roll

Dimensions: 8″ x 20′ (roll measures 8 1/8” x 2” x 2”)

From: Ehime Prefecture

Acid-Free: No

Sizing: Not sized

GSM: 70

Bleached: No

Characteristics: Thick, strong, fluffy paper. Does not shrink or tear easily.

Uses: Sumi-e, calligraphy, wood block, line printing, official documents, sketching, painting, paper crafts

GO TO HOSHO PAPER ROLL

Format: Pad

Sheet Count: 48 sheets

Size: 9″ x 12″

From: Ehime Prefecture

Acid-Free: No

Sizing: Not sized

GSM: 70

Bleached: Yes

Characteristics: Thick, strong, fluffy paper. Made with long fibers, making it strong enough to hold up to a variety of art processes. Sturdy and versatile. Pad is bound on short side.

Uses: Sumi-e, calligraphy, ink, gansai watercolor, lettering and sketching. Also great for rubbing techniques, printmaking (block printing, gel printing, monoprinting), Suminagashi, Momigrami, laser printing, official documents and other paper crafts.

GO TO HOSHO PAPER PAD

Format: Loose sheets

Sheet Count: 10 sheets

Size: 13 3/4″ x 10 1/2″

From: Koshu (Yamanashi Prefecture)

Acid-Free: No

Sizing: Not sized

GSM: 58

Bleached: No

Characteristics: Absorbent, soft, yellow hued paper made from 100% traditional mulberry (kozo).

Uses: Sumi-e, gansai watercolor painting, conservation and repair, woodblock and other printmaking techniques.

GO TO KOZO PAPER

Format: Loose sheets

Sheet Count: 20 sheets

Size: 13 3/4″ x 10 1/2″

From: Koshu (Yamanashi Prefecture)

Acid-Free: Yes

Sizing: Not sized

GSM: 40

Bleached: No

Characteristics: Fluffy and absorbent paper takes lots of ink and captures brush marks very clearly.

Uses: Calligraphy, ink painting, watercolors, mixed media, monoprinting.

GO TO MASHI PAPER

Format: Roll

Dimensions: 18″ x 30′ (roll measures 18″ x 3/4″ x 3/4″)

From: Ehime Prefecture

Acid-Free: Yes

Sizing: Not sized

GSM: 45

Bleached: No

Characteristics: Highly absorbent washi paper in an 18″ wide x 30′ long roll for large and custom-sized pieces.

Uses: Calligraphy, sumi-e, gansai watercolor painting and other paper crafts.

GO TO RICE PAPER ROLL 18″ x 30′ (6ML)

Format: Roll

Dimensions: 11″ x 60′ (roll measures 11″ x 2″ x 2″)

From: Ehime Prefecture

Acid-Free: Yes

Sizing: Not sized

GSM: 45

Bleached: No

Characteristics: Highly absorbent washi paper in an 11″ wide x 60′ long roll for large and custom-sized pieces.

Uses: Calligraphy, sumi-e, gansai watercolor painting and other paper crafts.

GO TO RICE PAPER ROLL, 11″ x 60′ (6MMK)

Format: Pad

Sheet Count: 48 sheets

Size: 12″ x 18″

From: Ehime Prefecture

Acid-Free: No

Sizing: Not sized

GSM: 45

Bleached: Yes

Characteristics: Large, absorbent washi sheets take inks, gansai, watercolor and even acrylic paints beautifully in a variety of techniques.

Uses: Great for sumi-e, calligraphy, ink work, watercolor, lettering, and paper crafts. Also works well for encaustic and rubbing techniques. Not recommended for Suminagashi.

GO TO RICE PAPER SKETCH PAD (6JM)

Format: Boards

Sheet Count:

  • HY300 includes 3 boards: one each Gasen, Hosho and Torinoko
  • HY310 includes 5 boards: five Gasen boards

Size:

  • 5″ x 7″ boards (HY300)
  • 3″ square boards (HY310)

From: Ehime Prefecture (Gasen) and Fukui Prefecture (Hosho and Torinoko)

Acid-Free: 

  • Hosho (smooth white): Not acid-free
  • Gasen (textured white): Not acid-free
  • Torinoko (smooth yellow): Acid-free

Sizing: Not sized

GSM: 25 (but mounted to sturdy backing board)

Characteristics:

Shikishi boards are made from washi papers mounted to a hard board backing edged with gold foil.

  • Hosho has a smooth white absorbent surface.
  • Gasen has a textured white absorbent surface.
  • Torinoko has a smooth yellow surface that is absorbent, allowing for more precise line work and watercolor washes.

Uses: Traditionally used for sumi-e, watercolor and haiku painting. Can also be used as a substrate for multimedia projects.

GO TO SHIKISHI BOARDS

Format: Loose sheets

Sheet Count: 20 sheets

Size:

  • 9 1/2″ x 10 3/4″ (6T)
  • 13 3/4″ x 10 1/2″ (6T5)

From: Echizen (Fukui Prefecture)

Acid-Free: No

Sizing: Lightly sized

GSM: 80

Bleached: Yes

Characteristics: Sturdy and incredibly versatile paper that holds up well to watercolor washes with minimal wrinkling. Lightly sized to allow for finer detail in various techniques.

Uses: Ink painting, gansai watercolor, Western watercolor, Suminagashi (Japanese marbling), Chigiri-e (Japanese collage), printmaking, markers, and more.

GO TO TORINOKO PAPER

two purplish watercolor flower paintings and an abstract blue watercolor resist painting on mineral paper, with a close up shot of mineral paper rolled up

Mineral Paper

Mineral paper is made from 80% calcium carbonate which provides a unique surface for water based or dry media.

A great alternative to wood-based paper.

Tear-resistant, foldable, and non-wrinkling. Will not bleed through, even when soaked.

Mineral paper is a great surface for almost any medium, wet or dry. (Not recommended for oil-based paints or oil pastels.)

Its bright white vellum like surface allows for crisp lines, saturated colors and just the right amount of absorbency for a wide variety of creative techniques.

Format: Pad

Sheet Count: 20 sheets

Size:

From: South Korea

Acid-Free: Yes

GSM: 150 gsm

Characteristics:

  • Made from 80% calcium carbonate
  • A unique surface for most water-based or dry media (NOT recommended for oil-based paints or oil pastels)
  • Tear-resistant, foldable, and non-wrinkling
  • Will not bleed through, even when soaked
  • Bright white vellum like surface allows for crisp lines and saturated colors
  • Smooth, eggshell-like texture
  • Excellent for alcohol ink paintings
  • Excellent for silverpoint and other kinds of metalpoint – no gesso preparation needed!
  • A great alternative to wood-based paper

Uses: Watercolor, ink, alcohol ink, silverpoint and metalpoint, rubbings, acrylic paint, gouache, marker, die cutting, and so much more!

GO TO MINERAL PAPER

Format: Pad

Sheet Count: 20 sheets

Size: 11″ x 14″

From: South Korea

Acid-Free: Yes

GSM: 240 gsm

Characteristics:

  • Made from 80% calcium carbonate
  • Heavier weight than standard mineral paper (240 gsm instead of 150 gsm) to be more durable for a variety of art processes
  • A unique surface for most water-based or dry media (NOT recommended for oil-based paints or oil pastels)
  • Tear-resistant, foldable, and non-wrinkling
  • Will not bleed through, even when soaked
  • Bright white vellum like surface allows for crisp lines and saturated colors
  • Smooth, eggshell-like texture
  • Excellent for alcohol ink paintings
  • Excellent for silverpoint and other kinds of metalpoint – no gesso preparation needed!
  • A great alternative to wood-based paper

Uses: Watercolor, ink, alcohol ink, silverpoint and metalpoint, rubbings, acrylic paint, gouache, marker, die cutting, and so much more!

GO TO MINERAL PAPER 240 GSM (JMP400G)

Large sheets of 240 gsm mineral paper are available upon request.

Sheets are 22″ x 30″ large, sold in rolls of 5 sheets/tube.

watercolor rose painting to the left, watercolor paper pad with a hand tearing off the top sheet, and a picture of watercolor doodles on the right

Watercolor Paper

Niji Artist Watercolor Paper Pads are conveniently compact for relaxing watercolor sessions and painting on the go.

Format: Pad (bound by glue on one edge)

Sheet Count: 15 sheets

Size: 5″ x 7″

From: Malaysia

Acid-Free: Yes

Sizing: Internally and externally sized

GSM: 300 gsm

Characteristics:

  • Slightly textured surface due to cold press manufacturing process
  • 100% cotton paper for performance, strength and stability

  • Bright white paper

  • Chlorine-free

  • Archival

  • Internal and external sizing makes it very absorbent and suitable for color lifting and other creative techniques

  • The perfect size for plein-air painting

Uses: Watercolor, mixed media, ink work, and more. Good base for Artist Trading Cards.

GO TO NIJI WATERCOLOR PAPER PAD, COLD PRESS

Format: Pad (bound by glue on one edge)

Sheet Count: 15 sheets

Size: 5″ x 7″

From: China

Acid-Free: Yes

Sizing: Internally and externally sized

GSM: 300 gsm

Characteristics:

  • Smooth textured surface due to hot press manufacturing process
  • 100% cotton paper for performance, strength and stability

  • Bright white paper

  • Chlorine-free

  • Archival

  • Internal and external sizing makes it very absorbent and suitable for color lifting and other creative techniques

  • The perfect size for plein-air painting

Uses: Watercolor, mixed media, ink work, and more. Good base for Artist Trading Cards.

GO TO NIJI WATERCOLOR PAPER PAD, HOT PRESS

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