index.ts

import * as kuromoji from "kuromoji";

const builder = kuromoji.builder({
    dicPath: "node_modules/kuromoji/dict"
});

builder.build((err, tokenizer) => {
    if (err) {
        throw err;
    }

    console.dir(tokenizer.tokenize("筋肉ほめて"));
    console.dir(tokenizer.tokenize("筋肉 ほめて"));
    console.dir(tokenizer.tokenize("筋肉マニア"));
});