No, the Jougan is not considered a filler in the Naruto series. It is a unique dojutsu possessed by Boruto Uzumaki, the main character of the sequel series "Boruto: Naruto Next Generations." The Jougan has been shown to have special abilities and significance in the story, making it an important aspect of Boruto's character development and the overall plot of the series. **

Boruto inherited the Jougan from his father, Naruto, who possesses the ability to sense negative emotions and see the chakra pathway system. The Jougan is a unique dojutsu that is said to be a combination of the Byakugan and the Tenseigan. It is believed that Boruto's exposure to the Otsutsuki clan during his battles and encounters may have triggered the awakening of his Jougan. **

The Jougan, also known as the Pure Eye, is a special dojutsu possessed by Boruto Uzumaki in the Naruto series. It is said to have the ability to see and sense chakra, as well as perceive interdimensional and spiritual energies. With the Jougan, one can potentially see through illusions, detect hidden enemies, and even perceive the flow of time and space. Its full capabilities are not yet fully explored in the series, but it is a powerful tool that can provide a significant advantage in battle and in understanding the world around the user. **

Boruto inherited the Kekkei Genkai Jougan from his mother, Hinata Hyuga. Hinata possesses the Byakugan, a powerful dojutsu that allows her to see chakra points and have a 360-degree field of vision. It is believed that Boruto's Jougan is a combination of the Byakugan and the Otsutsuki clan's mysterious powers, making it a unique and powerful dojutsu. **

The Jougan first appears in episode 15 of Boruto: Naruto Next Generations. In this episode, Boruto activates the mysterious eye during a battle with Nue, a creature from another dimension. The Jougan's appearance marks the beginning of Boruto's journey to understand and master this unique eye power. **

Playing against a grandmaster in chess can be an incredibly challenging and intimidating experience. Grandmasters are among the best players in the world, with a deep understanding of the game and exceptional strategic skills. It is important to approach the game with humility and a willingness to learn, as playing against a grandmaster can provide valuable insights and opportunities for improvement. While the odds of winning may be slim, the experience of facing off against a grandmaster can be a valuable learning opportunity and a memorable experience for any chess enthusiast. **

Becoming a chess grandmaster is a highly challenging and competitive endeavor that requires exceptional skill, dedication, and strategic thinking. While it is theoretically possible for anyone to become a grandmaster with enough practice and commitment, the reality is that only a very small percentage of chess players ever achieve this prestigious title. To become a grandmaster, one must typically start playing chess at a young age, receive expert coaching, participate in numerous tournaments, and consistently perform at a high level against top competition. It is important to set realistic goals and enjoy the journey of improving your chess skills, regardless of whether or not you ultimately reach the grandmaster level. **

To checkmate in chess, you need to put your opponent's king in a position where it is under attack and cannot escape capture. This means the king is in a position to be captured on the next move and there are no other legal moves available to get out of check. Checkmate ends the game immediately, and the player who achieves checkmate is declared the winner. It requires strategic planning, positioning your pieces effectively, and anticipating your opponent's moves to successfully checkmate in chess. **