[1] He is Editor-In-Chief of Gaudy Boy, a press associated with Singapore Unbound and poetry editor of The Evergreen Review.
[2] Koh's work "uses the rigidity of form to contain poetry that otherwise knows no bounds: love, sex and selfhood are all exposed, and equally explored.
"[3] Steep Tea was named a Best Book of the Year in 2015 by UK’s Financial Times.
[5] The book engages with canonical female writers like Elizabeth Bishop and Eavan Boland while exploring "how being in a new place renders him critical of his past but also awakens his true identity.
"[6] Sections from The Pillow Book, a collection of zuihitsu, have been anthologized in Starry Island: New Writing from Singapore.