* Update Japanese faq documents. * Update Japanese summary. * Update docs/ja/faq_debug.md Co-authored-by: s-show <s1shimz@gmail.com> * Update docs/ja/faq_misc.md Co-authored-by: s-show <s1shimz@gmail.com> * Apply suggestions from code review Co-authored-by: s-show <s1shimz@gmail.com>