Konomichi ya Slootmaekers, Martin Iza kodomo Slootmaekers, Martin Aki fukaki Slootmaekers, Martin 3 haiku's on poems by Matsuo Basho Slootmaekers, Martin At sea: Sailing Ship Budai, Erika Compulsory work IKV 2021. Song for Onslow De Jonghe, Marcel Kattenkwaad (parts) Bielen, J. Kattenkwaad (zanglijn) Div. Comp.