Born 1958 in Tokyo.
Majored in physics at university.
Maekawa is best known as an international researcher of Origami.
His published books include "Viva! Origami", 1983. His work during the 1980's introduced a specific Origami design method based on geometric analysis to create patterns; the method was recognised as the beginning of the prosperity for complex Origami.
Achieved the Maekawa theorem. His original theory in Origami-mathematics.
In 1994 he was selected as a member of program committee with "Second International Meeting of Origami Science and Scientific Origami" as well as a foundation committee for Japan Origami Academic Society in 1999.
Maekawa's Interests are not just Origami as an art form and mathematics but he also appreciates and devotes time to study the history and folklore of origami.
He is an avid collector of textiles, pottery and printed material which has the paper crane pattern.