This month Kenichi Horie, 83, became the oldest person to cross the world’s largest ocean alone. He reflects on his passion and a desire to do it again

Kenichi Horie has completed so many epic voyages across the world’s oceans that he initially struggles to remember the exact number.

“It must be about 10,” he tells the Guardian in an interview at his home port, Shin Nishinomiya yacht harbour, near the western Japanese city of Kobe.