邪法

ブックマークレット置いておきますね。

シャニ総選挙
javascript:'use strict';const title=document.getElementsByTagName("title")[0].innerText.split(" "),n=title[0]+title[1],cmovie=document.getElementsByClassName("character-movie")[0],lis=[...cmovie.children];for(const b in lis){const a=document.createElement("a"),c=lis[b].children[0].textContent;a.href=lis[b].children[1].children[0].children[0].src;a.download=n+c;a.click()};

ポプマス
javascript:'use strict';const cpic=document.getElementsByClassName("charapic")[0],lis=[...cpic.children];for(const b in lis){const a=document.createElement("a"),c=lis[b].children[0];a.href=c.src;a.download=c.alt+" 0"+(Number(b)+1)+".png";a.click()};

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元ソース

シャニ総選挙

// ==ClosureCompiler==

// @output_file_name default.js

// @compilation_level SIMPLE_OPTIMIZATIONS

// @language_out ECMASCRIPT_2017

// ==/ClosureCompiler==

const title = document.getElementsByTagName("title")[0].innerText.split(' ');

const n = title[0]+title[1];

const cmovie = document.getElementsByClassName("character-movie")[0];

const lis = [...cmovie.children];

for(const i in lis){

const a = document.createElement('a');

const h = lis[i].children[0].textContent;

a.href = lis[i].children[1].children[0].children[0]["src"];

a.download = n+h;

a.click();

}

ポプマス

// ==ClosureCompiler==

// @output_file_name default.js

// @compilation_level SIMPLE_OPTIMIZATIONS

// @language_out ECMASCRIPT_2017

// ==/ClosureCompiler==

const cpic = document.getElementsByClassName("charapic")[0];

const lis = [...cpic.children];

for(const i in lis){

const a = document.createElement('a');

const t = lis[i].children[0];

a.href = t["src"];

const n = Number(i)+1;

a.download = t["alt"]+" "+"0"+n+".png";

a.click();

}