> >       ┏━┯━┯━┯━┯━┯━┯━┯━┓
> >       ┃し│ば│　│　│　│　│　│　┃
> >       ┠─┼─┼─┼─┼─┼─┼─┼─┨
> >       ┃　│　│　│　│　│　│　│　┃
> >       ┠─┼─┼─┼─┼─┼─┼─┼─┨
> >       ┃　│　│　│　│　│　│　│　┃
> >       ┠─┼─┼─┼─┼─┼─┼─┼─┨
> >       ┃　│　│　│○│●│　│　│　┃
> >       ┠─┼─┼─┼─┼─┼─┼─┼─┨
> >       ┃　│　│　│●│○│　│　│　┃
> >       ┠─┼─┼─┼─┼─┼─┼─┼─┨
> >       ┃　│　│　│　│　│　│　│　┃
> >       ┠─┼─┼─┼─┼─┼─┼─┼─┨
> >       ┃　│　│　│　│　│　│　│　┃
> >       ┠─┼─┼─┼─┼─┼─┼─┼─┨
> >       ┃　│　│　│　│　│ア│リ│ス┃
> >       ┗━┷━┷━┷━┷━┷━┷━┷━┛


参考：2000/10/05(木)22時23分34秒