~ばかり
Nothing but the same kind of thing
You'll be able to say that something is overwhelmingly limited to one kind, often more than expected or wanted.

芽衣はお菓子ばかり食べています。
mei wa okashi bakari tabete imasu.
What do you think this sentence means?
Mei is eating almost nothing but sweets.
Describe an unbalanced concentration
~ばかり says someone does or chooses almost nothing but one thing. It often suggests the concentration is excessive, although criticism depends on context.
休みの日は寝てばかりいます。
yasumi no hi wa nete bakari imasu.
On days off I do almost nothing but sleep.
Form and use ~ばかり
Noun + ばかり can be followed by particles. てばかりいる describes repeated or continual focus on an action. Do not confuse this with たばかり, which means recently did.
休みの日は寝てばかりいます。
yasumi no hi wa nete bakari imasu.
On days off I do almost nothing but sleep.
この店は高い物ばかりです。
kono mise wa takai mono bakari desu.
This shop has almost nothing but expensive things.
弟は毎日ゲームばかりしています。
otouto wa mainichi geemu bakari shite imasu.
My younger brother does nothing but play games every day.
休みの日、父はゴルフばかりしています。
yasumi no hi, chichi wa gorufu bakari shite imasu.
On his days off, my father plays nothing but golf.
父は家ではテレビを見てばかりいます。
chichi wa ie de wa terebi o mite bakari imasu.
At home, my father does nothing but watch TV.
7 more examples in the grammar path — free for a limited time.