 Other items include fireballs, which are more powerful than the shurikens; a lightning-themed explosive, which gives heavy damage to every enemy on screen; and a cloak, which makes Takamaru invisible and invulnerable to enemies and objects for a short period of time.When Takamaru reaches more 99 lives, he becomes invincible.In Edo-period Japan, Murasame Castle houses a gigantic stone statue known as Murasame.