class_docstr: Japanese search implementation: uses no stemmer, but word splitting is quite
  complicated.
class_docstr_tok: ["Japanese","search","implementation",":","uses","no","stemmer",",","but","word","splitting","is","quite","complicated","."]
code: def split(self, input: str) -> list[str]:
      return self.splitter.split(input)
  
imports: from __future__ import annotations
  import os
  import re
  import sys
  from typing import TYPE_CHECKING, Any, Dict, List
  from sphinx.errors import ExtensionError, SphinxError
  from sphinx.search import SearchLanguage
  from sphinx.util import import_object
label_desc: Use image node_id 2 for calling the SearchJapanese obj's underlying member method code with example usage: obj.split(input) and returns: self