As a Jinchuriki, the deeper the bond with the Tailed Beast, the greater the power the corresponding Jinchuriki can unleash. Now that his bond with the Tailed Beast had deepened, the various aspects of the power of the Ninjutsu Naruto would cast using Tailed Beast Chakra in the future were bound to see a significant enhancement.
This was one of the achievements Naruto had secured at this stage. The other major achievement, of course, was the Uzumaki Clan innate ability he obtained from the system after unsealing Kushina's chakra: Adamantite Sealing Chains.
At this moment, as his consciousness returned and Naruto just opened his eyes, the crisp notification sound of the system rang in his mind: "Congratulations, Host, for successfully acquiring the Uzumaki Clan exclusive sealing technique: Adamantite Sealing Chains."
Chapter 130