Alias Atarashii Gakko! to their Japanese name

BUR #21935 has been approved by @nonamethanks.

create alias atarashii_gakko! -> atarashii_gakkou_no_leaders

Atarashii Gakko! is specifically the name the group uses internationally, within Japan they're known as Atarashii Gakkou no Leaders (新しい学校のリーダーズ, this name is already present in the other names section of their wiki).

See also:

• Their own site
• Japanese Wikipedia

BUR #21995 has been approved by @nonamethanks.

create alias kanon_(atarashii_gakko) -> kanon_(atarashii_gakkou_no_leaders)
create alias mizyu_(atarashii_gakko) -> mizyu_(atarashii_gakkou_no_leaders)
create alias rin_(atarashii_gakko) -> rin_(atarashii_gakkou_no_leaders)
create alias suzuka_(atarashii_gakko) -> suzuka_(atarashii_gakkou_no_leaders)

Name qualifiers should probably be updated to match as well.

The bulk update request #21935 (forum #262939) has been approved by @nonamethanks.

The bulk update request #21995 (forum #263144) has been approved by @nonamethanks.