His son is the Japanese film director Hiroshi Teshigahara.

Entity and relation annotations:
id: 0
type: entity
value: text: Hiroshi Teshigahara
labels: <Person>
id: 1
type: entity
value: text: the Japanese film director
labels: <Title>
type: relation
to_id: 1
labels: Person:holds_title:Title
from_id: 0