Author · Illustrator · Publisher

Helen H. Wu

Creator of CapyFun, the cozy capybara world

I write and illustrate picture books, coloring books and gift books, and I create the CapyFun capybara friends you can find in books, animation, games and products around the world.

See my booksExplore CapyFunContact
Helen H. Wu, children's book author and illustrator The CapyFun capybara friends Cali, Cavin, Capy, Coco and Cody
Books published withBeaming BooksQuarto · Walter FosterHachette UK · GreenfinchYeehoo PressCapyFun
CapyFun collections atZARAH&MTargetWalmartPrimarkC&ALC Waikiki

Books

Capybara picture books, board books, coloring books and gift books, plus picture books about dragons, tofu and Lunar New Year.

A Cup of Happy book coverA Cup of HappyCapybara Bubble Teapicture bookThe Little Book of Capybara Self-Care book coverNewThe Little Book of Capybara Self-CareHardcoverCapy in California book coverComing March 2027Capy in CaliforniaLittle Moments in a Big WorldHardcoverCapybara Party book coverComing April 2027Capybara Partypicture bookYou Are Loved book coverNewYou Are LovedA Capybara’s WelcomeBoard bookGoodnight Capybara book coverNewGoodnight CapybaraKindle ebookCozy Capy Nature Days Coloring book coverComing November 2026Cozy Capy Nature Days ColoringAdorable Capybara Coloring Pages for Relaxation, Outdoor Adventures, and Everyday Joycoloring bookCozy Capy Love Coloring book coverNewCozy Capy Love ColoringAdorable Capybara Coloring Pages for Relaxation, Self-Care, and Lovecoloring bookCozy Capy Cuddles Coloring book coverNewCozy Capy Cuddles ColoringKawaii Capybara Coloring Bookcoloring bookCapy Holidays book coverNewCapy HolidaysCapybara Coloring Bookcoloring bookCapybara Bubble Tea book coverCapybara Bubble TeaA Coloring Bookcoloring bookCapybara Zen book coverCapybara ZenA Story and Coloring Bookstory and coloring bookPing’s Perfect Pot book coverPing’s Perfect Potpicture bookLong Goes to Dragon School book coverLong Goes to Dragon Schoolpicture bookTofu Takes Time book coverTofu Takes Timepicture bookWooshi Witch Grows a Garden book coverWooshi Witch Grows a Gardenpicture bookEveryday Happy book coverEveryday HappyLong the Dragon and Friends Coloring Bookcoloring bookLEGO Fantastic Tales of Dragons book coverLEGO Fantastic Tales of DragonsYinglong, retold by Helen H. Wustory collection

All books, details & international editions

Meet the CapyFun friends

CapyFun started with my capybara books and grew into a whole world: Capy, Cali, Cavin, Coco and Cody, plus their animal pals. Inspired by the calm, unbothered capybara, CapyFun brings gentle comfort and small joys through stories, animation, games and everyday products.

The charactersCapy, Cali, Cavin, Coco, Cody and friends Free gamesFive capybara games to play in your browser Free downloadsCapybara GIFs and avatars LicensingBring CapyFun to your products
CapyFun capybara best friends Coco and Cody sharing a scarf
CapyFun capybara products and eventsCapyFun capybara products and eventsCapyFun capybara products and eventsCapyFun capybara products and eventsCapyFun capybara products and eventsCapyFun capybara products and events

Play with the capybaras

Free, cozy games with no download or sign-up. Pick your favorite friend and help your team win.

Play now
CapyFun MergeDrop, match and merge up to a big happy CapyCapyFun JumpBounce higher and help your team winFind the CapySpot tiny Capys hiding on my book coversMemory MatchFlip the cards and find every pairStyle StudioDress up the capybara friends

Watch and read more

🎬Capy Days on YouTubeCapybara cartoons, songs and cozy lofi videos. 📰Media & pressInterviews, features and podcasts. 📚Yeehoo PressThe independent children’s book publisher I lead.

About Helen

Helen H. Wu is a children’s book author, illustrator, translator and publisher, and the founder of CapyFun. Her picture books include Tofu Takes Time, Long Goes to Dragon School and Ping’s Perfect Pot, and her author-illustrated capybara titles include A Cup of Happy: Capybara Bubble Tea, You Are Loved and The Little Book of Capybara Self-Care, along with the Cozy Capy coloring books.

Helen draws inspiration from the native South American capybara, whose calm, Zen-like demeanor reflects the tranquility of Eastern philosophy. As the publisher of Yeehoo Press, an independent children’s book publisher in San Diego, she loves sharing stories that celebrate cultural connections and help children understand the world.

Born and raised in China, Helen moved to the United States in her 20s and now lives in sunny Southern California with her family.

Read my full story

Quick facts

  • Author and illustrator of capybara picture books, board books, coloring books and gift books
  • Founder of CapyFun, a capybara character brand in books, animation, games and products
  • Publisher of Yeehoo Press
  • Member of SCBWI
  • Based in Southern California

Say hello

Books & press

For events, interviews, reviews and book questions.

helenhwubooks@gmail.com

CapyFun licensing & collaborations

For licensing, brand partnerships and CapyFun projects.

contact@capyfun.com
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