JERRY WOLKOWITZ  Japanese culture was the course of study at the Marshall Errickson School, Freehold Township, on a recent morning. Third-grader Arielle Weiner, 8, tries her hand at eating with chopsticks, while teacher Karen Fuko explains the meaning of a ritual tea party.JERRY WOLKOWITZ Japanese culture was the course of study at the Marshall Errickson School, Freehold Township, on a recent morning. Third-grader Arielle Weiner, 8, tries her hand at eating with chopsticks, while teacher Karen Fuko explains the meaning of a ritual tea party.