docs/guide-ja/runtime-handling-errors.md - prepared for translation [ci skip]
docs/guide-ja/runtime-handling-errors.md - WIP [ci skip]
docs/guide-ja/runtime-handling-errors.md - completed [ci skip]
Merge pull request #6179 from softark/docs-guide-ja-2014-11-23

docs/guide-ja/runtime-handling-errors.md added [ci skip]